CVE-2019-3924 (GCVE-0-2019-3924)
Vulnerability from cvelistv5 – Published: 2019-02-20 20:00 – Updated: 2024-09-17 02:46
VLAI
EPSS
VEX
Summary
MikroTik RouterOS before 6.43.12 (stable) and 6.42.12 (long-term) is vulnerable to an intermediary vulnerability. The software will execute user defined network requests to both WAN and LAN clients. A remote unauthenticated attacker can use this vulnerability to bypass the router's firewall or for general network scanning activities.
Severity
7.5 (High)
CWE
- CWE-441 - Unauthenticated Intermediary
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/46444/ | exploitx_refsource_EXPLOIT-DB |
| https://www.tenable.com/security/research/tra-2019-07 | x_refsource_MISC |
| http://www.securityfocus.com/bid/107177 | vdb-entryx_refsource_BID |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Tenable | MikroTik RouterOS |
Affected:
RouterOS long-term 6.42.11 and below, RouterOS stable 6.43.11 and below
|
guessed |
Date Public
2019-02-12 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T19:26:27.480Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "46444",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB",
"x_transferred"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
},
{
"name": "107177",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/107177"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "MikroTik RouterOS",
"vendor": "Tenable",
"versions": [
{
"status": "affected",
"version": "RouterOS long-term 6.42.11 and below, RouterOS stable 6.43.11 and below"
}
]
}
],
"datePublic": "2019-02-12T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "MikroTik RouterOS before 6.43.12 (stable) and 6.42.12 (long-term) is vulnerable to an intermediary vulnerability. The software will execute user defined network requests to both WAN and LAN clients. A remote unauthenticated attacker can use this vulnerability to bypass the router\u0027s firewall or for general network scanning activities."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-441",
"description": "CWE-441 Unauthenticated Intermediary",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2019-03-05T10:57:02.000Z",
"orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
"shortName": "tenable"
},
"references": [
{
"name": "46444",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
},
{
"name": "107177",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/107177"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "vulnreport@tenable.com",
"DATE_PUBLIC": "2019-02-12T00:00:00",
"ID": "CVE-2019-3924",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "MikroTik RouterOS",
"version": {
"version_data": [
{
"version_value": "RouterOS long-term 6.42.11 and below, RouterOS stable 6.43.11 and below"
}
]
}
}
]
},
"vendor_name": "Tenable"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "MikroTik RouterOS before 6.43.12 (stable) and 6.42.12 (long-term) is vulnerable to an intermediary vulnerability. The software will execute user defined network requests to both WAN and LAN clients. A remote unauthenticated attacker can use this vulnerability to bypass the router\u0027s firewall or for general network scanning activities."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-441 Unauthenticated Intermediary"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "46444",
"refsource": "EXPLOIT-DB",
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"name": "https://www.tenable.com/security/research/tra-2019-07",
"refsource": "MISC",
"url": "https://www.tenable.com/security/research/tra-2019-07"
},
{
"name": "107177",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/107177"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
"assignerShortName": "tenable",
"cveId": "CVE-2019-3924",
"datePublished": "2019-02-20T20:00:00.000Z",
"dateReserved": "2019-01-03T00:00:00.000Z",
"dateUpdated": "2024-09-17T02:46:52.071Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2019-3924",
"date": "2026-09-19",
"epss": "0.15697",
"percentile": "0.96696"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*",
"matchCriteriaId": "6ABE243E-294B-4E3F-87C1-B259C4F05E24",
"versionEndExcluding": "6.42.12",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*",
"matchCriteriaId": "35EB0774-C169-40D3-96E2-A92D150EB4E8",
"versionEndExcluding": "6.43.12",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "MikroTik RouterOS before 6.43.12 (stable) and 6.42.12 (long-term) is vulnerable to an intermediary vulnerability. The software will execute user defined network requests to both WAN and LAN clients. A remote unauthenticated attacker can use this vulnerability to bypass the router\u0027s firewall or for general network scanning activities."
},
{
"lang": "es",
"value": "MikroTik RouterOS, en versiones anteriores a la 6.43.12 (stable) y 6.42.12 (long-term), es vulnerable a una vulnerabilidad de intermediario. El software ejecutar\u00e1 peticiones de red definidas por el usuario a los clientes WAN y LAN. Un atacante no autenticado remoto puede emplear esta vulnerabilidad para omitir el firewall del router o para realizar actividades generales de escaneo de red."
}
],
"id": "CVE-2019-3924",
"lastModified": "2024-11-21T04:42:52.450",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2019-02-20T20:29:03.047",
"references": [
{
"source": "vulnreport@tenable.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/107177"
},
{
"source": "vulnreport@tenable.com",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"source": "vulnreport@tenable.com",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/107177"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
}
],
"sourceIdentifier": "vulnreport@tenable.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-441"
}
],
"source": "vulnreport@tenable.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-441"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*",
"matchCriteriaId": "6ABE243E-294B-4E3F-87C1-B259C4F05E24",
"versionEndExcluding": "6.42.12",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*",
"matchCriteriaId": "25FEA7BB-04B7-4B11-9BAB-C94D46A1CCAC",
"versionEndExcluding": "6.43.12",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "MikroTik RouterOS before 6.43.12 (stable) and 6.42.12 (long-term) is vulnerable to an intermediary vulnerability. The software will execute user defined network requests to both WAN and LAN clients. A remote unauthenticated attacker can use this vulnerability to bypass the router\u0027s firewall or for general network scanning activities."
},
{
"lang": "es",
"value": "MikroTik RouterOS, en versiones anteriores a la 6.43.12 (stable) y 6.42.12 (long-term), es vulnerable a una vulnerabilidad de intermediario. El software ejecutar\u00e1 peticiones de red definidas por el usuario a los clientes WAN y LAN. Un atacante no autenticado remoto puede emplear esta vulnerabilidad para omitir el firewall del router o para realizar actividades generales de escaneo de red."
}
],
"id": "CVE-2019-3924",
"lastModified": "2025-08-15T20:21:44.360",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2019-02-20T20:29:03.047",
"references": [
{
"source": "vulnreport@tenable.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/107177"
},
{
"source": "vulnreport@tenable.com",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"source": "vulnreport@tenable.com",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/107177"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://www.exploit-db.com/exploits/46444/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2019-07"
}
],
"sourceIdentifier": "vulnreport@tenable.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-441"
}
],
"source": "vulnreport@tenable.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-441"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…