CVE-2021-36377

Fossil before 2.14.2 and 2.15.x before 2.15.2 often skips the hostname check during TLS certificate validation.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://fossil-scm.org/forum/forumpost/8d367e16f53d93c789d70bd3bf2c9587227bbd5c6a7b8e512cccd79007536036	Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JBTRZ5HCOUTIIKJF3T37NORI4P7EVYCY/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:fossil-scm:fossil::::::::
	cpe:2.3:a:fossil-scm:fossil::::::::

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-07-12 13:15

Updated : 2023-11-07 03:36

NVD link : CVE-2021-36377

Mitre link : CVE-2021-36377

CVE.ORG link : CVE-2021-36377

JSON object : View

Products Affected

fossil-scm

fossil

fedoraproject

fedora

CWE

CWE-295

Improper Certificate Validation

{"id": "CVE-2021-36377", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-07-12T13:15:08.177", "references": [{"url": "https://fossil-scm.org/forum/forumpost/8d367e16f53d93c789d70bd3bf2c9587227bbd5c6a7b8e512cccd79007536036", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JBTRZ5HCOUTIIKJF3T37NORI4P7EVYCY/", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "Fossil before 2.14.2 and 2.15.x before 2.15.2 often skips the hostname check during TLS certificate validation."}, {"lang": "es", "value": "Fossil versiones anteriores a 2.14.2 y versiones 2.15.x anteriores a 2.15.2, a menudo se salta la comprobaci\u00f3n del nombre de host durante la comprobaci\u00f3n del certificado TLS"}], "lastModified": "2023-11-07T03:36:45.603", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fossil-scm:fossil:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6174BA6-0020-430A-BE11-8133C9A58603", "versionEndExcluding": "2.14.2"}, {"criteria": "cpe:2.3:a:fossil-scm:fossil:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "210CD215-42F4-4A96-BDFF-2A912051F33E", "versionEndExcluding": "2.15.2", "versionStartIncluding": "2.15.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}