What is CVE-2021-36377?

CVE-2021-36377 is a high-severity vulnerability in Fossil-Scm Fossil, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-07-12.

How severe is CVE-2021-36377?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Fossil-Scm Fossil

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.

Vulnerability class: Improper Certificate Validation

EPSS: 0.006 (44.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Fossil-scm Fossil
Fedoraproject Fedora — versions 34
N/a — versions n/a

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)

Frequently asked questions

What is CVE-2021-36377?: CVE-2021-36377 is a high-severity vulnerability in Fossil-Scm Fossil, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-07-12.
How severe is CVE-2021-36377?: High severity. CVSS v3 base score is 7.5 out of 10.