CVE-2012-5821

5.9
MEDIUMCVSS v3.1 Base Score
0.81%
LOW RiskEPSS (55th percentile)

Lynx does not verify that the server's certificate is signed by a trusted certification authority, which allows man-in-the-middle attackers to spoof SSL servers via a crafted certificate, related to improper use of a certain GnuTLS function.

Published: 11/4/2012
Modified: 6/16/2026
Back to CVE Lookup

Vulnerability Summary

CVSS v3 Score

5.9MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2 Score

5.8

AV:N/AC:M/Au:N/C:P/I:P/A:N

EPSS Score (Exploitation Probability)

0.81%LOW Exploitation Risk
55th percentile

This vulnerability has a 0.81% probability of being exploited in the next 30 days, ranking higher than 55% of all scored CVEs.

CWE Classification

Advertisement