CVE-2013-4397
libtar - Multiple integer overflows
EPSS 4.3%
Description
Multiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) name or (2) link in an archive, which triggers a heap-based buffer overflow.
How to fix CVE-2013-4397
To remediate CVE-2013-4397, upgrade the affected package to a fixed version below.
- Debian/libtar—upgrade to 1.2.20-1 or later
- Debian/libtar—upgrade to 1.2.11-6+deb6u1 or later
Is CVE-2013-4397 being exploited?
Low — EPSS is 4.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.2.20-1
- from 0, < 1.2.11-6+deb6u1