CVE-2021-24011 (GCVE-0-2021-24011)
Vulnerability from cvelistv5 – Published: 2021-05-10 11:43 – Updated: 2024-10-25 13:58
VLAI
EPSS
VEX
Summary
A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges.
Severity
6.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-10-23 13:58 UTC
CWE
- Escalation of privilege
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://fortiguard.com/advisory/FG-IR-20-038 | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Fortinet | Fortinet FortiNAC |
Affected:
FortiNAC 8.8.1 and below
|
guessed |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T19:14:10.058Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-24011",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-23T13:58:53.523155Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-25T13:58:57.729Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Fortinet FortiNAC",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "FortiNAC 8.8.1 and below"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Escalation of privilege",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-05-10T11:43:18.000Z",
"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
"shortName": "fortinet"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@fortinet.com",
"ID": "CVE-2021-24011",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Fortinet FortiNAC",
"version": {
"version_data": [
{
"version_value": "FortiNAC 8.8.1 and below"
}
]
}
}
]
},
"vendor_name": "Fortinet"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "Low",
"attackVector": "Adjacent",
"availabilityImpact": "Low",
"baseScore": 6.2,
"baseSeverity": "Medium",
"confidentialityImpact": "Low",
"integrityImpact": "Low",
"privilegesRequired": "None",
"scope": "Unchanged",
"userInteraction": "None",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Escalation of privilege"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://fortiguard.com/advisory/FG-IR-20-038",
"refsource": "CONFIRM",
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
"assignerShortName": "fortinet",
"cveId": "CVE-2021-24011",
"datePublished": "2021-05-10T11:43:18.000Z",
"dateReserved": "2021-01-13T00:00:00.000Z",
"dateUpdated": "2024-10-25T13:58:57.729Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-24011",
"date": "2026-09-18",
"epss": "0.0081",
"percentile": "0.55348"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortinac:*:*:*:*:*:*:*:*",
"matchCriteriaId": "05288FD9-1010-4A31-A79D-9314F2AC56E5",
"versionEndExcluding": "8.8.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
},
{
"lang": "es",
"value": "Una vulnerabilidad de escalada de privilegios en FortiNAC versiones por debajo de 8.8.2, puede permitir a un usuario administrador escalar privilegios a root al abusar de los privilegios de sudo"
}
],
"id": "CVE-2021-24011",
"lastModified": "2024-11-21T05:52:12.183",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.0,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.4,
"source": "psirt@fortinet.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-05-10T12:15:07.640",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortinac:*:*:*:*:*:*:*:*",
"matchCriteriaId": "05288FD9-1010-4A31-A79D-9314F2AC56E5",
"versionEndExcluding": "8.8.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
},
{
"lang": "es",
"value": "Una vulnerabilidad de escalada de privilegios en FortiNAC versiones por debajo de 8.8.2, puede permitir a un usuario administrador escalar privilegios a root al abusar de los privilegios de sudo"
}
],
"id": "CVE-2021-24011",
"lastModified": "2024-11-21T05:52:12.183",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.0,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.4,
"source": "psirt@fortinet.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-05-10T12:15:07.640",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T14:44:34+00:00",
"cve": "CVE-2021-24011",
"id": "CVE-2021-24011",
"initial_release_date": "2021-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2021-24011",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-24011.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T19:14:10.058Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-24011",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-23T13:58:53.523155Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-23T14:00:00.955Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Fortinet FortiNAC",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "FortiNAC 8.8.1 and below"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Escalation of privilege",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-05-10T11:43:18.000Z",
"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
"shortName": "fortinet"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@fortinet.com",
"ID": "CVE-2021-24011",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Fortinet FortiNAC",
"version": {
"version_data": [
{
"version_value": "FortiNAC 8.8.1 and below"
}
]
}
}
]
},
"vendor_name": "Fortinet"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A privilege escalation vulnerability in FortiNAC version below 8.8.2 may allow an admin user to escalate the privileges to root by abusing the sudo privileges."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "Low",
"attackVector": "Adjacent",
"availabilityImpact": "Low",
"baseScore": 6.2,
"baseSeverity": "Medium",
"confidentialityImpact": "Low",
"integrityImpact": "Low",
"privilegesRequired": "None",
"scope": "Unchanged",
"userInteraction": "None",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Escalation of privilege"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://fortiguard.com/advisory/FG-IR-20-038",
"refsource": "CONFIRM",
"url": "https://fortiguard.com/advisory/FG-IR-20-038"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
"assignerShortName": "fortinet",
"cveId": "CVE-2021-24011",
"datePublished": "2021-05-10T11:43:18.000Z",
"dateReserved": "2021-01-13T00:00:00.000Z",
"dateUpdated": "2024-10-25T13:58:57.729Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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…