CVE-2021-24012
Vulnerability from cvelistv5
Published
2021-06-02 12:42
Modified
2024-10-25 13:58
Severity ?
EPSS score ?
Summary
An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority.
References
▼ | URL | Tags | |
---|---|---|---|
psirt@fortinet.com | https://fortiguard.com/advisory/FG-IR-21-018 | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Fortinet | Fortinet FortiOS |
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improper following of a certificate\u0027s chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "description": "Impersonation", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-06-02T12:42:19", "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://fortiguard.com/advisory/FG-IR-21-018" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@fortinet.com", "ID": "CVE-2021-24012", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Fortinet FortiOS", "version": { "version_data": [ { "version_value": "FortiOS 6.4.0 to 6.4.4" } ] } } ] }, "vendor_name": "Fortinet" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An improper following of a certificate\u0027s chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority." } ] }, "impact": { "cvss": { "attackComplexity": "High", "attackVector": "Network", "availabilityImpact": "Low", "baseScore": 6.4, "baseSeverity": "Medium", "confidentialityImpact": "Low", "integrityImpact": "Low", "privilegesRequired": "None", "scope": "Changed", "userInteraction": "None", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Impersonation" } ] } ] }, "references": { "reference_data": [ { "name": "https://fortiguard.com/advisory/FG-IR-21-018", "refsource": "CONFIRM", "url": "https://fortiguard.com/advisory/FG-IR-21-018" } ] } } } }, "cveMetadata": { "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "assignerShortName": "fortinet", "cveId": "CVE-2021-24012", "datePublished": "2021-06-02T12:42:19", "dateReserved": "2021-01-13T00:00:00", "dateUpdated": "2024-10-25T13:58:11.976Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-24012\",\"sourceIdentifier\":\"psirt@fortinet.com\",\"published\":\"2021-06-02T13:15:12.673\",\"lastModified\":\"2021-06-14T14:56:53.057\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"An improper following of a certificate\u0027s chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de seguimiento impropio de la cadena de confianza de un certificado FortiGate versiones 6.4.0 hasta 6.4.4, puede permitir a un usuario de LDAP conectarse a SSLVPN con cualquier certificado que est\u00e9 firmado por una Autoridad de Certificaci\u00f3n confiable\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.4},{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.2,\"impactScore\":3.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":7.5},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndExcluding\":\"6.4.5\",\"matchCriteriaId\":\"26712170-76E1-4896-9421-6CB9160D5DDF\"}]}]}],\"references\":[{\"url\":\"https://fortiguard.com/advisory/FG-IR-21-018\",\"source\":\"psirt@fortinet.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.