Back
CVE-2011-1829
APT before 0.8.15.2 does not properly validate inline GPG signatures, which allows man-in-the-middle attackers to install modified…
- 4.3MediumCVSS base score
- 1.7%Exploitation in 30 daysEPSS · top 23% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
APT before 0.8.15.2 does not properly validate inline GPG signatures, which allows man-in-the-middle attackers to install modified packages via vectors involving lack of an initial clearsigned message.
Timeline
ID reserved
By canonical
- 3 months later
· 3 months later
Published
- 13 years later
· 13 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 | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
7
- http://packages.debian.org/changelogs/pool/main/a/apt/current/changelog (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-1169-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://launchpad.net/ubuntu/+archive/primary/+sourcepub/1817196/+listing-archive-extra (opens in a new tab)x_refsource_CONFIRMx_transferred
- 48671 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://launchpad.net/bugs/784473 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://launchpadlibrarian.net/75126628/apt_0.8.13.2ubuntu2_0.8.13.2ubuntu4.1.diff.gz (opens in a new tab)x_refsource_CONFIRMx_transferred
- apt-gpg-security-bypass(68560) (opens in a new tab)vdb-entryx_refsource_XFx_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)
- EUVD EUVD-2011-1827 (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-2011-1829)Record last updated .