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CVE-2011-3374
It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential…
Low3.7EPSS 1.2%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential man-in-the-middle attack.
Timeline
ID reserved
By redhat
- 8 years later
· 8 years later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Low3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.2% · top 32% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.7.
Weakness
Affected products
References (7)
- https://security-tracker.debian.org/tracker/CVE-2011-3374 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2011-3374 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=642480 (opens in a new tab)x_refsource_MISCx_transferred
- https://snyk.io/vuln/SNYK-LINUX-APT-116518 (opens in a new tab)x_refsource_MISCx_transferred
- https://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-3374.html (opens in a new tab)x_refsource_MISCx_transferred
- https://seclists.org/fulldisclosure/2011/Sep/221 (opens in a new tab)x_refsource_MISCx_transferred
- https://ubuntu.com/security/CVE-2011-3374 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-3374)Record last updated .