CVE-2011-1521
EPSS 1.4%
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.
How to fix CVE-2011-1521
To remediate CVE-2011-1521, upgrade the affected package to a fixed version below.
- Debian/python2.7—upgrade to 2.7.1-7 or later
Is CVE-2011-1521 being exploited?
Low — EPSS is 1.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.7.1-7