DescriptionThe mirroring support (-M, --use-mirrors) in Python Pip before 1.5 uses insecure DNS querying and authenticity checks which allows attackers to perform man-in-the-middle attacks.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python-pip (PTS)stretch9.0.1-2+deb9u1fixed
stretch (security)9.0.1-2+deb9u2fixed
bookworm, sid, bullseye20.3.4-4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python-pipsourcesqueeze(not affected)


[squeeze] - python-pip <not-affected> (Support for mirroring introduced in 0.8.1)
This is additional hardening / security feature, not a vulnerabily (despite
the discussion on oss-sec)

Search for package or bug name: Reporting problems