CVE-2011-1521

Name	CVE-2011-1521
Description	The urllib and urllib2 modules in Python 2.x before 2.7.2 and 3.x before 3.2.1 process Location headers that specify redirection to file: URLs, which makes it easier for remote attackers to obtain sensitive information or cause a denial of service (resource consumption) via a crafted URL, as demonstrated by the file:///etc/passwd and file:///dev/zero URLs.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-25-1
Debian Bugs	628453, 628455

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
python2.7 (PTS)	bullseye	2.7.18-8+deb11u1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
python2.5	source	(unstable)	(unfixed)
python2.6	source	squeeze	2.6.6-8+deb6u1	DLA-25-1
python2.6	source	(unstable)	2.6.7-1		628455
python2.7	source	(unstable)	2.7.1-7
python3.1	source	(unstable)	(unfixed)		628453
python3.2	source	(unstable)	3.2-3

[squeeze] - python3.1 <no-dsa> (Minor issue)
[squeeze] - python2.5 <no-dsa> (Minor issue)
http://bugs.python.org/issue11662