CVE-2013-7345
php5 - security update
EPSS 1.1%
Description
The BEGIN regular expression in the awk script detector in magic/Magdir/commands in file before 5.15 uses multiple wildcards with unlimited repetitions, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted ASCII file that triggers a large amount of backtracking, as demonstrated via a file with many newline characters.
How to fix CVE-2013-7345
To remediate CVE-2013-7345, upgrade the affected package to a fixed version below.
- Debian/file—upgrade to 1:5.17-0.1 or later
- Debian/file—upgrade to 5.04-5+squeeze4 or later
- —upgrade to 5.4.34-0+deb7u1 or later
Is CVE-2013-7345 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1:5.17-0.1
- from 0, < 5.04-5+squeeze4
- from 0, < 5.4.34-0+deb7u1