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CVE-2012-5821
Lynx does not verify that the server's certificate is signed by a trusted certification authority, which allows man-in-the-middle…
Medium5.9EPSS 0.81%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.81% · top 43% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
n/a
- affected n/a
References (5)
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0351 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-1642-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- lynx-ssl-spoofing(79930) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- MDVSA-2013:101 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2012-5821)Record last updated .