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CVE-2024-41975 (GCVE-0-2024-41975)
Vulnerability from cvelistv5 – Published: 2025-03-18 11:04 – Updated: 2025-03-18 13:09- CWE-1188 - Insecure Default Initialization of Resource
| Vendor | Product | Version | |
|---|---|---|---|
| CODESYS | CODESYS Edge Gateway |
Affected:
0 , < 3.5.21.0
(semver)
|
|
| CODESYS | CODESYS Gateway for Windows |
Affected:
0 , < 3.5.21.0
(semver)
|
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3ADR011525
Vulnerability from csaf_abb - Published: 2026-02-24 00:30 - Updated: 2026-02-24 00:30The gateway serves as a communication channel for various clients to AC500 PLCs. By default, the gateway listens on all available network adapters on port 1217 and can therefore be accessed remotely. How-ever, remote access to the gateway is only required in certain network configurations. Since the gateway is usually accessed locally, many users are unaware of this remote access option, which can enable scan-ning of and access to restricted PLC networks. Unauthenticated attackers can therefore search for PLCs, but the user management of the PLCs prevents the actual access to the PLCs – unless it is disabled. Please note that the gateway for Windows can be installed as a separate setup or as part of other setups such as the CODESYS Development System V3 setup or the CODESYS OPC DA Server setup.
CWE-1188 - Initialization of a Resource with an Insecure Default| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
ABB Automation Builder 2.9.0
ABB / Automation Builder
|
2.9.0 |
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
ABB Automation Builder <2.9.0
ABB / Automation Builder
|
<2.9.0 |
Vendor Fix
Workaround
|
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"details": "If remote access is not required, check the \"LocalAddress\" setting in the [CmpGwCommDrvTcp] section of the Gateway\u0027s configuration file as follows (restart of gateway required in case of changes):\n\n[CmpGwCommDrvTcp] LocalAddress=127.0.0.1 ; allow access only from the local computer\n\nThe gateway configuration file can be located at (example for Automation Builder 2.8): %ProgramFiles%\\ABB\\AB2.8\\AutomationBuilder\\GatewayPLC\\Gateway.cfg\n\nStarting with Automation Builder version 2.9.0 the vulnerability is closed by setting the default for the gateway to local access. Automation Builder 2.9.0 is available for download from the related download site.\n\nhttps://www.abb.com/global/en/areas/motion/digital-tools/automation-builder/software-download",
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ADVISORY2025-02_VDE-2025-013
Vulnerability from csaf_codesysgmbh - Published: 2025-03-18 11:00 - Updated: 2025-06-05 13:31An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
CODESYS Edge Gateway 3.5.21.0
CODESYS / Software / CODESYS Edge Gateway for Windows
|
3.5.21.0 | ||
|
CODESYS Gateway for Windows 3.5.21.0
CODESYS / Software / CODESYS Gateway for Windows
|
3.5.21.0 |
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
CODESYS Edge Gateway <3.5.21.0
CODESYS / Software / CODESYS Edge Gateway for Windows
|
<3.5.21.0 | ||
|
CODESYS Gateway for Windows <3.5.21.0
CODESYS / Software / CODESYS Gateway for Windows
|
<3.5.21.0 |
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{
"category": "description",
"text": "There are two possibilities to mitigate the vulnerability in CODESYS (Edge) Gateways with versions before 3.5.21.0:\n\n1. Check the \"LocalAddress\" setting in the [CmpGwCommDrvTcp] section of the Gateway\u0027s configuration file as follows:\n\n [CmpGwCommDrvTcp] \n\n LocalAddress=127.0.0.1 ; allow access only from the local computer \n\n ;LocalAddress=192.168.1.1 ; IP address (of any adapter) to be listened to - access is only allowed via this address \n\n ;LocalAddress=0.0.0.0 ; allow access from any remote machine \n\n2. To reset the Microsoft Windows firewall rule, you must first uninstall the setup that was originally used to install the affected CODESYS Gateway. Beside the standalone Gateway setup, this can be one of the following setups:\n\n \u2022 CODESYS Development System V3\n\n \u2022 CODESYS Control Win (SL)\n\n \u2022 CODESYS HMI\n\n \u2022 CODESYS OPC DA Server SL\n\n Afterward, perform the custom steps in the setup and ensure that the \"CODESYS Gateway\" is unchecked in the \"Firewall Settings\" screen. ",
"title": "Mitigation"
},
{
"category": "description",
"text": "Update the following products to version 3.5.21.0.\n\n\u2022 CODESYS Edge Gateway for Windows\n\n\u2022 CODESYS Gateway for Windows\n\nPlease note that a new version of the CODESYS (Edge) Gateway for Windows can be installed either with the corresponding standalone setup or as part of the setups of the following other CODESYS products:\n\n\u2022 CODESYS Development System V3\n\n\u2022 CODESYS Control Win (SL)\n\n\u2022 CODESYS HMI\n\n\u2022 CODESYS OPC DA Server SL\n\nTo ensure that all firewall rules are reset, we recommend uninstalling the previously mentioned setups that installed an affected Gateway.\n\nCompatibility notes:\nBy default, all 3.5.21.0 setups that install a CODESYS (Edge) Gateway configure the CODESYS Gateway to only allow local client access and do not add a Microsoft Windows firewall rule for CODESYS Gateways V3 and V2.3. However, if remote access is required, you can follow the custom steps in the setup and select the \u0027Allow remote access\u0027 checkbox. In addition, remote access can be enabled for specific IP addresses by changing the \u0027LocalAddress\u0027 setting in the [CmpGwCommDrvTcp] section in the Gateway.cfg file:\n\n [CmpGwCommDrvTcp]\n\n LocalAddress=127.0.0.1 ; allow access only from the local computer\n\n ;LocalAddress=192.168.1.1 ; IP address (of any adapter) to be listened to - access is only allowed via this address\n\n ;LocalAddress=0.0.0.0 ; allow access from any remote machine\n\nThe CODESYS Development System and the products available as CODESYS add-ons can be downloaded and installed directly with the CODESYS Installer or be downloaded from the CODESYS Store. Alternatively, as well as for all other products, you will find further information on obtaining the software update in the CODESYS Update area https://www.codesys.com/download.",
"title": "Remediation"
},
{
"category": "general",
"text": "As part of a security strategy, CODESYS GmbH strongly recommends at least the following best-practice\ndefense measures:\n\n* Use controllers and devices only in a protected environment to minimize network exposure and ensure that they are not accessible from outside\n* Use firewalls to protect and separate the control system network from other networks\n* Activate and apply user management and password features\n* Limit the access to both development and control system by physical means, operating system features, etc.\n* Use encrypted communication links\n* Use VPN (Virtual Private Networks) tunnels if remote access is required\n* Protect both development and control system by using up to date virus detecting solutions\n\nFor more information and general recommendations for protecting machines and plants, see also the\nCODESYS Security Whitepaper [here.](https://customers.codesys.com/fileadmin/data/customers/security/CODESYS-Security-Whitepaper.pdf)",
"title": "General Recommendation"
},
{
"category": "legal_disclaimer",
"text": "CODESYS GmbH assumes no liability whatsoever for indirect, collateral, accidental or consequential losses\nthat occur by the distribution and/or use of this document or any losses in connection with the distribution and/or use of this document. All information published in this document is provided on good faith by CODESYS GmbH.\nInsofar as permissible by law, however, none of this information shall establish any guarantee, commitment or\nliability on the part of CODESYS GmbH.\n\nNote: Not all CODESYS features are available in all territories. For more information on geographic restrictions,\nplease contact sales@codesys.com.",
"title": "Disclaimer"
}
],
"publisher": {
"category": "vendor",
"contact_details": "security@codesys.com",
"name": "CODESYS GmbH",
"namespace": "https://www.codesys.com"
},
"references": [
{
"category": "external",
"summary": "CERT@VDE Security Advisories for CODESYS GmbH",
"url": "https://certvde.com/en/advisories/vendor/codesys"
},
{
"category": "self",
"summary": "Advisory2025-02_VDE-2025-013: CODESYS (Edge) Gateway for Windows insecure default - HTML",
"url": "https://certvde.com/en/advisories/VDE-2025-013/"
},
{
"category": "self",
"summary": "Advisory2025-02_VDE-2025-013: CODESYS (Edge) Gateway for Windows insecure default - CSAF",
"url": "https://codesys.csaf-tp.certvde.com/.well-known/csaf/white/2025/advisory2025-02_vde-2025-013.json"
},
{
"category": "external",
"summary": "CODESYS Security Advisories",
"url": "https://www.codesys.com/security/security-reports.html"
},
{
"category": "self",
"summary": "Advisory2025-02_VDE-2025-013: CODESYS (Edge) Gateway for Windows insecure default - PDF",
"url": "https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=18810\u0026token=7288c344697bf37648e1ad475ea53a0a2bd9fc43\u0026download="
}
],
"title": "CODESYS (Edge) Gateway for Windows insecure default",
"tracking": {
"aliases": [
"VDE-2025-013",
"CODESYS Security Advisory 2025-02"
],
"current_release_date": "2025-06-05T13:31:01.000Z",
"generator": {
"date": "2025-04-15T11:00:46.856Z",
"engine": {
"name": "Secvisogram",
"version": "2.5.18"
}
},
"id": "Advisory2025-02_VDE-2025-013",
"initial_release_date": "2025-03-18T11:00:00.000Z",
"revision_history": [
{
"date": "2025-03-18T11:00:00.000Z",
"number": "1",
"summary": "Initial revision."
},
{
"date": "2025-04-15T11:30:00.000Z",
"number": "2",
"summary": "Update: fix spelling mistakes: Gateway.ini -\u003e Gateway.cfg, gateway -\u003e Gateway"
},
{
"date": "2025-06-05T13:31:01.000Z",
"number": "3",
"summary": "Fix: quotation mark"
}
],
"status": "final",
"version": "3"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c3.5.21.0",
"product": {
"name": "CODESYS Edge Gateway \u003c3.5.21.0",
"product_id": "CSAFPID-51001"
}
},
{
"category": "product_version",
"name": "3.5.21.0",
"product": {
"name": "CODESYS Edge Gateway 3.5.21.0",
"product_id": "CSAFPID-52001"
}
}
],
"category": "product_name",
"name": "CODESYS Edge Gateway for Windows "
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c3.5.21.0",
"product": {
"name": "CODESYS Gateway for Windows \u003c3.5.21.0",
"product_id": "CSAFPID-51002"
}
},
{
"category": "product_version",
"name": "3.5.21.0",
"product": {
"name": "CODESYS Gateway for Windows 3.5.21.0",
"product_id": "CSAFPID-52002"
}
}
],
"category": "product_name",
"name": "CODESYS Gateway for Windows"
}
],
"category": "product_family",
"name": "Software"
}
],
"category": "vendor",
"name": "CODESYS"
}
],
"product_groups": [
{
"group_id": "CSAFGID-1001",
"product_ids": [
"CSAFPID-51001",
"CSAFPID-51002"
],
"summary": "Affected products"
},
{
"group_id": "CSAFGID-2001",
"product_ids": [
"CSAFPID-52001",
"CSAFPID-52002"
],
"summary": "Fixed products"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2024-41975",
"cwe": {
"id": "CWE-1188",
"name": "Initialization of a Resource with an Insecure Default"
},
"notes": [
{
"audience": "all",
"category": "description",
"text": "An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs.",
"title": "Vulnerability Description"
}
],
"product_status": {
"fixed": [
"CSAFPID-52001",
"CSAFPID-52002"
],
"known_affected": [
"CSAFPID-51001",
"CSAFPID-51002"
]
},
"remediations": [
{
"category": "vendor_fix",
"details": "Update the following products to version 3.5.21.0.\n\n\u2022 CODESYS Edge Gateway for Windows\n\n\u2022 CODESYS Gateway for Windows\n\nPlease note that a new version of the CODESYS (Edge) Gateway for Windows can be installed either with the corresponding standalone setup or as part of the setups of the following other CODESYS products:\n\n\u2022 CODESYS Development System V3\n\n\u2022 CODESYS Control Win (SL)\n\n\u2022 CODESYS HMI\n\n\u2022 CODESYS OPC DA Server SL\n\nTo ensure that all firewall rules are reset, we recommend uninstalling the previously mentioned setups that installed an affected Gateway.\n\nCompatibility notes:\nBy default, all 3.5.21.0 setups that install a CODESYS (Edge) Gateway configure the CODESYS Gateway to only allow local client access and do not add a Microsoft Windows firewall rule for CODESYS Gateways V3 and V2.3. However, if remote access is required, you can follow the custom steps in the setup and select the \u0027Allow remote access\u0027 checkbox. In addition, remote access can be enabled for specific IP addresses by changing the \u0027LocalAddress\u0027 setting in the [CmpGwCommDrvTcp] section in the Gateway.cfg file:\n\n [CmpGwCommDrvTcp]\n\n LocalAddress=127.0.0.1 ; allow access only from the local computer\n\n ;LocalAddress=192.168.1.1 ; IP address (of any adapter) to be listened to - access is only allowed via this address\n\n ;LocalAddress=0.0.0.0 ; allow access from any remote machine\n\nThe CODESYS Development System and the products available as CODESYS add-ons can be downloaded and installed directly with the CODESYS Installer or be downloaded from the CODESYS Store. Alternatively, as well as for all other products, you will find further information on obtaining the software update in the CODESYS Update area https://www.codesys.com/download.",
"group_ids": [
"CSAFGID-1001"
]
},
{
"category": "mitigation",
"details": "There are two possibilities to mitigate the vulnerability in CODESYS (Edge) Gateways with versions before 3.5.21.0:\n\n1. Check the \"LocalAddress\" setting in the [CmpGwCommDrvTcp] section of the Gateway\u0027s configuration file as follows:\n\n [CmpGwCommDrvTcp] \n\n LocalAddress=127.0.0.1 ; allow access only from the local computer \n\n ;LocalAddress=192.168.1.1 ; IP address (of any adapter) to be listened to - access is only allowed via this address \n\n ;LocalAddress=0.0.0.0 ; allow access from any remote machine \n\n2. To reset the Microsoft Windows firewall rule, you must first uninstall the setup that was originally used to install the affected CODESYS Gateway. Beside the standalone Gateway setup, this can be one of the following setups:\n\n \u2022 CODESYS Development System V3\n\n \u2022 CODESYS Control Win (SL)\n\n \u2022 CODESYS HMI\n\n \u2022 CODESYS OPC DA Server SL\n\n Afterward, perform the custom steps in the setup and ensure that the \"CODESYS Gateway\" is unchecked in the \"Firewall Settings\" screen. ",
"group_ids": [
"CSAFGID-1001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"environmentalScore": 5.3,
"environmentalSeverity": "MEDIUM",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"temporalScore": 5.3,
"temporalSeverity": "MEDIUM",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"products": [
"CSAFPID-51001",
"CSAFPID-51002"
]
}
],
"title": "CVE-2024-41975"
}
]
}
FKIE_CVE-2024-41975
Vulnerability from fkie_nvd - Published: 2025-03-18 11:15 - Updated: 2026-04-15 00:35| Vendor | Product | Version |
|---|
{
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs."
},
{
"lang": "es",
"value": "Un atacante remoto no autenticado puede obtener informaci\u00f3n limitada de la red PLC, pero la administraci\u00f3n de usuarios de los PLC impide el acceso real a los PLC."
}
],
"id": "CVE-2024-41975",
"lastModified": "2026-04-15T00:35:42.020",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"source": "info@cert.vde.com",
"type": "Secondary"
}
]
},
"published": "2025-03-18T11:15:39.247",
"references": [
{
"source": "info@cert.vde.com",
"url": "https://cert.vde.com/en/advisories/VDE-2025-013"
}
],
"sourceIdentifier": "info@cert.vde.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-1188"
}
],
"source": "info@cert.vde.com",
"type": "Secondary"
}
]
}
GHSA-F9HF-P7M4-XH2G
Vulnerability from github – Published: 2025-03-18 12:30 – Updated: 2025-03-18 12:30An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs.
{
"affected": [],
"aliases": [
"CVE-2024-41975"
],
"database_specific": {
"cwe_ids": [
"CWE-1188"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-03-18T11:15:39Z",
"severity": "MODERATE"
},
"details": "An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs.",
"id": "GHSA-f9hf-p7m4-xh2g",
"modified": "2025-03-18T12:30:48Z",
"published": "2025-03-18T12:30:48Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-41975"
},
{
"type": "WEB",
"url": "https://cert.vde.com/en/advisories/VDE-2025-013"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"type": "CVSS_V3"
}
]
}
ICSA-26-132-04
Vulnerability from csaf_cisa - Published: 2026-02-24 00:30 - Updated: 2026-05-12 05:00The gateway serves as a communication channel for various clients to AC500 PLCs. By default, the gateway listens on all available network adapters on port 1217 and can therefore be accessed remotely. How-ever, remote access to the gateway is only required in certain network configurations. Since the gateway is usually accessed locally, many users are unaware of this remote access option, which can enable scan-ning of and access to restricted PLC networks. Unauthenticated attackers can therefore search for PLCs, but the user management of the PLCs prevents the actual access to the PLCs – unless it is disabled. Please note that the gateway for Windows can be installed as a separate setup or as part of other setups such as the CODESYS Development System V3 setup or the CODESYS OPC DA Server setup.
CWE-1188 - Initialization of a Resource with an Insecure Default| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
ABB Automation Builder 2.9.0
ABB / Automation Builder
|
2.9.0 |
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
ABB Automation Builder <2.9.0
ABB / Automation Builder
|
<2.9.0 |
Vendor Fix
Workaround
|
{
"document": {
"acknowledgments": [
{
"organization": "ABB PSIRT",
"summary": "reported this vulnerability to CISA."
}
],
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Disclosure is not limited",
"tlp": {
"label": "WHITE",
"url": "https://www.cisa.gov/news-events/news/traffic-light-protocol-tlp-definitions-and-usage"
}
},
"lang": "en",
"notes": [
{
"category": "summary",
"text": "ABB became aware of severe vulnerability in the products versions listed as affected in the advisory. \n\nThe Windows gateway is accessible remotely by default. Unauthenticated attackers can therefore search for PLCs, but the user management of the PLCs prevents the actual access to the PLCs \u2013 unless it is disabled",
"title": "Summary"
},
{
"category": "other",
"text": "For additional instructions and support please contact your local ABB service organization. For contact information, see www.abb.com/contactcenters.\n\nInformation about ABB\u2019s cyber security program and capabilities can be found at www.abb.com/cybersecurity.",
"title": "Support"
},
{
"category": "legal_disclaimer",
"text": "The information in this document is subject to change without notice, and should not be construed as a commitment by ABB.\n\nABB provides no warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, for the information contained in this document, and assumes no responsibility for any errors that may appear in this document. In no event shall ABB or any of its suppliers be liable for direct, indirect, special, incidental or consequential damages of any nature or kind arising from the use of this document, or from the use of any hardware or software described in this document, even if ABB or its suppliers have been advised of the possibility of such damages.\n\nThis document and parts hereof must not be reproduced or copied without written permission from ABB, and the contents hereof must not be imparted to a third party nor used for any unauthorized purpose.\n\nAll rights to registrations and trademarks reside with their respective owners.\n",
"title": "Notice"
},
{
"category": "other",
"text": "For any installation of software-related ABB products we strongly recommend the following (non-exhaustive) list of cyber security practices:\n\n- Isolate special purpose networks (e.g. for automation systems) and remote devices behind fire-walls and separate them from any general-purpose network (e.g. office or home networks).\n- Install physical controls so no unauthorized personnel can access your devices, components, peripheral equipment, and networks.\n- Never connect programming software or computers containing programming software to any network other than the network for the devices that it is intended for.\n- Scan all data imported into your environment before use to detect potential malware infections.\n- Minimize network exposure for all applications and endpoints to ensure that they are not accessible from the Internet unless they are designed for such exposure and the intended use requires such.\n- Ensure all nodes are always up to date in terms of installed software, operating system, and firmware patches as well as anti-virus and firewall.\n- When remote access is required, use secure methods, such as Virtual Private Networks (VPNs). Recognize that VPNs may have vulnerabilities and should be updated to the most current version available. Also, understand that VPNs are only as secure as the connected devices.",
"title": "General security recommendations"
},
{
"category": "other",
"text": "ABB has a rigorous internal cyber security continuous improvement process which involves regular testing with industry leading tools and periodic assessments to identify potential product issues. Occasionally an issue is determined to be a design or coding flaw with implications that may impact product cyber security.\n\nWhen a potential product vulnerability is identified or reported, ABB immediately initiates our vulnerability handling process. This entails validating if the issue is in fact a product issue, identifying root causes, determining what related products may be impacted, developing a remediation, and notifying end users and governmental organizations.\n\nThe resulting Cyber Security Advisory intends to notify customers of the vulnerability and provide details on which products are impacted, how to mitigate the vulnerability or explain workarounds that minimize the potential risk as much as possible. The release of a Cyber Security Advisory should not be misconstrued as an affirmation or indication of an active threat or ongoing campaign targeting the products mentioned here. If ABB is aware of any specific threats, it will be clearly mentioned in the communication.\n\nThe publication of this Cyber Security Advisory is an example of ABB\u2019s commitment to the user community in support of this critical topic. Responsible disclosure is an important element in the chain of trust we work to maintain with our many customers. The release of an Advisory provides timely information which is essential to help ensure our customers are fully informed.",
"title": "Purpose"
},
{
"category": "faq",
"text": "What causes the vulnerability?\n- Refer to section \u201cVulnerability severity and details\u201c.\n\nWhat is the ABB Automation Builder?\n- The ABB Automation Builder is the programming and commissioning tool mainly for the ABB PLC AC500 and the operator panels CP600.\n\nWhat might an attacker use the vulnerability to do?\n- An attacker who successfully exploited this vulnerability could scan for connected PLCs.\n\nCould the vulnerability be exploited remotely?\n- Yes, an attacker who has network access to an affected system node could exploit this vulnerability. Recommended practices include that process control systems are physically protected, have no direct connections to the Internet, and are separated from other networks by means of a firewall system that has a minimal number of ports exposed.\n\nWhat does the update do?\n- The update removes the vulnerability by setting the defaults of the gateway to local access.\n\nWhen this security advisory was issued, had this vulnerability been publicly disclosed?\n- Yes, this vulnerability has been publicly disclosed.\n\nWhen this security advisory was issued, had ABB received any reports that this vulnerability was being exploited?\n- No, ABB had not received any information indicating that this vulnerability had been exploited when this security advisory was originally issued.",
"title": "Frequently Asked Questions"
},
{
"category": "legal_disclaimer",
"text": "This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy \u0026 Use policy (https://www.cisa.gov/privacy-policy).",
"title": "Legal Notice and Terms of Use"
},
{
"category": "other",
"text": "This ICSA is a verbatim republication of ABB PSIRT 3ADR011525 from a direct conversion of the vendor\u0027s Common Security Advisory Framework (CSAF) advisory. This is republished to CISA\u0027s website as a means of increasing visibility and is provided \"as-is\" for informational purposes only. CISA is not responsible for the editorial or technical accuracy of republished advisories and provides no warranties of any kind regarding any information contained within this advisory. Further, CISA does not endorse any commercial product or service. Please contact ABB PSIRT directly for any questions regarding this advisory.",
"title": "Advisory Conversion Disclaimer"
},
{
"category": "general",
"text": "CISA recommends users take defensive measures to minimize the exploitation risk of these vulnerabilities.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Locate control system networks and remote devices behind firewalls and isolate them from business networks.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most recent version available. Also recognize VPN is only as secure as its connected devices.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
"title": "Recommended Practices"
},
{
"category": "other",
"text": "Chemical, Critical Manufacturing, Energy, Water and Wastewater",
"title": "Critical infrastructure sectors"
},
{
"category": "other",
"text": "Worldwide",
"title": "Countries/areas deployed"
},
{
"category": "other",
"text": "Switzerland",
"title": "Company headquarters location"
}
],
"publisher": {
"category": "other",
"contact_details": "central@cisa.dhs.gov",
"name": "CISA",
"namespace": "https://www.cisa.gov/"
},
"references": [
{
"category": "self",
"summary": "ABB CYBERSECURITY ADVISORY - CSAF Version ",
"url": "https://psirt.abb.com/csaf/2026/3adr011525.json"
},
{
"category": "self",
"summary": "ABB CYBERSECURITY ADVISORY - PDF Version ",
"url": "https://search.abb.com/library/Download.aspx?DocumentID=3ADR011525\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch"
},
{
"summary": "2025-02: CODESYS (Edge) Gateway for Windows insecure default ",
"url": "https://api-de.codesys.com/fileadmin/user_upload/CODESYS_Group/Ecosystem/Up-to-Date/Security/Security-Advisories/Advisory2025-02_CDS-90834.pdf"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-26-132-04 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-132-04.json"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-26-132-04 - Web Version",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-132-04"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/topics/industrial-control-systems"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b"
}
],
"title": "ABB Automation Builder Gateway for Windows",
"tracking": {
"current_release_date": "2026-05-12T05:00:00.000000Z",
"generator": {
"date": "2026-05-06T15:26:30.909244Z",
"engine": {
"name": "CISA CSAF Generator",
"version": "1.5.0"
}
},
"id": "ICSA-26-132-04",
"initial_release_date": "2026-02-24T00:30:00.000000Z",
"revision_history": [
{
"date": "2026-02-24T00:30:00.000000Z",
"legacy_version": "Initial",
"number": "1",
"summary": "Initial version."
},
{
"date": "2026-05-12T05:00:00.000000Z",
"legacy_version": "CISA Republication",
"number": "2",
"summary": "Initial CISA Republication of ABB PSIRT 3ADR011525 advisory"
}
],
"status": "final",
"version": "2"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c2.9.0",
"product": {
"name": "ABB Automation Builder \u003c2.9.0",
"product_id": "CSAFPID-0001"
}
},
{
"category": "product_version",
"name": "2.9.0",
"product": {
"name": "ABB Automation Builder 2.9.0",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "Automation Builder"
}
],
"category": "vendor",
"name": "ABB"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2024-41975",
"cwe": {
"id": "CWE-1188",
"name": "Initialization of a Resource with an Insecure Default"
},
"notes": [
{
"category": "description",
"text": "The gateway serves as a communication channel for various clients to AC500 PLCs. By default, the gateway listens on all available network adapters on port 1217 and can therefore be accessed remotely. How-ever, remote access to the gateway is only required in certain network configurations. Since the gateway is usually accessed locally, many users are unaware of this remote access option, which can enable scan-ning of and access to restricted PLC networks. Unauthenticated attackers can therefore search for PLCs, but the user management of the PLCs prevents the actual access to the PLCs \u2013 unless it is disabled.\n\nPlease note that the gateway for Windows can be installed as a separate setup or as part of other setups such as the CODESYS Development System V3 setup or the CODESYS OPC DA Server setup.",
"title": "CVE description"
}
],
"product_status": {
"fixed": [
"CSAFPID-0002"
],
"known_affected": [
"CSAFPID-0001"
]
},
"references": [
{
"category": "external",
"summary": "NVD - CVE-2024-41975",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-41975"
},
{
"category": "external",
"summary": "www.cve.org",
"url": "https://www.cve.org/CVERecord?id=CVE-2024-41975"
},
{
"category": "external",
"summary": "cwe.mitre.org",
"url": "https://cwe.mitre.org/data/definitions/1188.html"
},
{
"category": "external",
"summary": "www.first.org",
"url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "If remote access is not required, check the \"LocalAddress\" setting in the [CmpGwCommDrvTcp] section of the Gateway\u0027s configuration file as follows (restart of gateway required in case of changes):\n\n[CmpGwCommDrvTcp] LocalAddress=127.0.0.1 ; allow access only from the local computer\n\nThe gateway configuration file can be located at (example for Automation Builder 2.8): %ProgramFiles%\\ABB\\AB2.8\\AutomationBuilder\\GatewayPLC\\Gateway.cfg\n\nStarting with Automation Builder version 2.9.0 the vulnerability is closed by setting the default for the gateway to local access. Automation Builder 2.9.0 is available for download from the related download site.\n\nhttps://www.abb.com/global/en/areas/motion/digital-tools/automation-builder/software-download",
"product_ids": [
"CSAFPID-0001"
]
},
{
"category": "workaround",
"details": "Workarounds are specific measures that a user can take to help block an attack, for example, temporarily disabling the vulnerable feature may remove the exposure with well-known impact on functionality. ABB has tested the following workarounds. Although these workarounds will not correct the underlying vulnerability, they can help block known attack vectors. When a workaround reduces functionality, this is identified below as \u201cImpact of workaround\u201d.\n\nThe vulnerability can be closed by enabling local access only. See chapter \u201cRecommended immediate actions\u201d for details.",
"product_ids": [
"CSAFPID-0001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"environmentalScore": 4.9,
"environmentalSeverity": "MEDIUM",
"exploitCodeMaturity": "FUNCTIONAL",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"remediationLevel": "OFFICIAL_FIX",
"reportConfidence": "CONFIRMED",
"scope": "UNCHANGED",
"temporalScore": 4.9,
"temporalSeverity": "MEDIUM",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C",
"version": "3.1"
},
"products": [
"CSAFPID-0001"
]
}
],
"title": "CVE-2024-41975"
}
]
}
WID-SEC-W-2025-0583
Vulnerability from csaf_certbund - Published: 2025-03-17 23:00 - Updated: 2025-03-17 23:00| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
CODESYS CODESYS Gateway <3.5.21.0
CODESYS / CODESYS
|
Gateway <3.5.21.0 |
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "CODESYS ist eine herstellerunabh\u00e4ngige Automatisierungssoftware f\u00fcr die Entwicklung von Steuerungsanwendungen in der industriellen Automatisierung.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in CODESYS Gateway ausnutzen, um Informationen offenzulegen.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Sonstiges\n- Windows",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2025-0583 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-0583.json"
},
{
"category": "self",
"summary": "WID-SEC-2025-0583 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-0583"
},
{
"category": "external",
"summary": "VDE Advisory vom 2025-03-17",
"url": "https://certvde.com/de/advisories/VDE-2025-013"
}
],
"source_lang": "en-US",
"title": "CODESYS Gateway: Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
"tracking": {
"current_release_date": "2025-03-17T23:00:00.000+00:00",
"generator": {
"date": "2025-03-18T12:42:44.945+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.12"
}
},
"id": "WID-SEC-W-2025-0583",
"initial_release_date": "2025-03-17T23:00:00.000+00:00",
"revision_history": [
{
"date": "2025-03-17T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "Gateway \u003c3.5.21.0",
"product": {
"name": "CODESYS CODESYS Gateway \u003c3.5.21.0",
"product_id": "T041962"
}
},
{
"category": "product_version",
"name": "Gateway 3.5.21.0",
"product": {
"name": "CODESYS CODESYS Gateway 3.5.21.0",
"product_id": "T041962-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:codesys:codesys:gateway__3.5.21.0"
}
}
}
],
"category": "product_name",
"name": "CODESYS"
}
],
"category": "vendor",
"name": "CODESYS"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2024-41975",
"product_status": {
"known_affected": [
"T041962"
]
},
"release_date": "2025-03-17T23:00:00.000+00:00",
"title": "CVE-2024-41975"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.