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CVE-2011-3634
methods/https.cc in apt before 0.8.11 accepts connections when the certificate host name fails validation and Verify-Host is enabled,…
Low2.6EPSS 0.81%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
methods/https.cc in apt before 0.8.11 accepts connections when the certificate host name fails validation and Verify-Host is enabled, which allows man-in-the-middle attackers to obtain repository credentials via unspecified vectors.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.81% · top 43% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
Affected products
n/a
- affected n/a
References (4)
- USN-1283-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://alioth.debian.org/plugins/scmgit/cgi-bin/gitweb.cgi?p=apt/apt.git%3Ba=blob%3Bf=debian/changelog%3Bhb=HEAD (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-3634.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugs.launchpad.net/ubuntu/+source/apt/+bug/868353 (opens in a new tab)x_refsource_CONFIRMx_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)
Record last updated .