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Case File

CVE-2011-4407

MEDIUM · CVSS 4.3 EPSS 0.63%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2014-05-14 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. See the original NVD description below for full technical details.

CVE
CVE-2011-4407
Severity
MEDIUM
CVSS
4.3
EPSS
0.63%

Original NVD Description

ppa.py in Software Properties before 0.81.13.3 does not validate the server certificate when downloading PPA GPG key fingerprints, which allows man-in-the-middle (MITM) attackers to spoof GPG keys for a package repository.