Vulnerability CVE-2013-4397
Published: 2013-10-17   Modified: 2013-10-18

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.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
libtar <= 1.2.19 Integer overflow
Huzaifa Sidhpurw...
10.10.2013

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux 
FEEP -> Libtar 

 References:
http://repo.or.cz/w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04
http://rhn.redhat.com/errata/RHSA-2013-1418.html
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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