CVE-2011-0721
shadow - missing input sanitization
EPSS 1.4%
Description
Multiple CRLF injection vulnerabilities in (1) chfn and (2) chsh in shadow 1:4.1.4 allow local users to add new users or groups to /etc/passwd via the GECOS field.
How to fix CVE-2011-0721
To remediate CVE-2011-0721, upgrade the affected package to a fixed version below.
- Debian/shadow—upgrade to 1:4.1.4.2+svn3283-3 or later
- Debian/shadow—upgrade to 1:4.1.4.2+svn3283-2+squeeze1 or later
Is CVE-2011-0721 being exploited?
Low — EPSS is 1.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1:4.1.4.2+svn3283-3
- from 0, < 1:4.1.4.2+svn3283-2+squeeze1