Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2021-36377

Improper Certificate Validation

Published: Jul 12, 2021 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-36377
CWEhttps://cwe.mitre.org/data/definitions/295.html

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

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

NameVendorStart VersionEnd Version
FossilFossil-scm*2.14.2 (excluding)
FossilFossil-scm2.15.0 (including)2.15.2 (excluding)
FossilUbuntubionic*
FossilUbuntufocal*
FossilUbuntugroovy*
FossilUbuntuhirsute*
FossilUbuntuimpish*
FossilUbuntukinetic*
FossilUbuntulunar*
FossilUbuntumantic*
FossilUbuntuoracular*
FossilUbuntuplucky*
FossilUbuntutrusty*
FossilUbuntuupstream*
FossilUbuntuxenial*

Potential Mitigations

References

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