What’s Vulnerable › Vulnerabilities

CVE-2013-4397

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-10-17 · updated 2026-06-16
• Weakness: CWE-189

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.

Affected products

• Feep Libtar: through 1.2.19; 1.2.11, 1.2.13, 1.2.14, 1.2.15, 1.2.16, 1.2.17 (+1)
• Red Hat Enterprise Linux: 6.0

References

• http://repo.or.cz/w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04
• http://rhn.redhat.com/errata/RHSA-2013-1418.html
• http://secunia.com/advisories/55188
• http://secunia.com/advisories/55253
• http://www.debian.org/security/2013/dsa-2817
• http://www.openwall.com/lists/oss-security/2013/10/10/4
• http://www.openwall.com/lists/oss-security/2013/10/10/6
• http://www.securityfocus.com/bid/62922
• http://www.securitytracker.com/id/1029166
• http://www.securitytracker.com/id/1040106
• https://lists.feep.net:8080/pipermail/libtar/2013-October/000361.html
• https://source.android.com/security/bulletin/2018-01-01

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