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CVE-2011-1829

17
FAUCET Score

CVE-2011-1829 describes a vulnerability in APT versions prior to 0.8.15.2, affecting Debian and Ubuntu Linux, where inadequate validation of inline GPG signatures allows man-in-the-middle attackers to install modified packages. With a CVSS score of 4.3 (medium severity), this vulnerability requires medium attack complexity and could lead to unauthorized package installation, impacting integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.8.15.2CPE matchmatch criteria
cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:*
11.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.69%
Probability of exploitation in next 30 days
EPSS Percentile
74.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0169 is in the 52nd percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

ubuntupatch availablevia nvd_reference
View patch

References

launchpadlibrarian.net / 75126628/apt_0.8.13.2ubuntu2_0.8.13.2ubuntu4.1.diff.gz
PatchThird Party Advisory
packages.debian.org / changelogs/pool/main/a/apt/current/changelog
Release NotesVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/68560
Third Party AdvisoryVDB Entry
launchpad.net / bugs/784473
Third Party Advisory
launchpad.net / ubuntu/+archive/primary/+sourcepub/1817196/+listing-archive-extra
Patch
securityfocus.com / bid/48671
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-1169-1
Third Party Advisory