Buffer overflow in Wireshark - CVE-2014-6425
Published: September 20, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41296
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-6425
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The (1) get_quoted_string and (2) get_unquoted_string functions in epan/dissectors/packet-cups.c in the CUPS dissector in Wireshark 1.12.x before 1.12.1 allow remote attackers to cause a denial of service (buffer over-read and application crash) via a CUPS packet that lacks a trailing ' ' character.
Affected software
Wireshark
Amazon Linux AMI
Gentoo Linux
Amazon Linux AMI
Gentoo Linux
How to mitigate CVE-2014-6425
Install update from vendor's website.
External References
- http://linux.oracle.com/errata/ELSA-2014-1676
- http://linux.oracle.com/errata/ELSA-2014-1677
- http://rhn.redhat.com/errata/RHSA-2014-1676.html
- http://rhn.redhat.com/errata/RHSA-2014-1677.html
- http://secunia.com/advisories/60280
- http://secunia.com/advisories/61929
- http://secunia.com/advisories/61933
- http://www.wireshark.org/security/wnpa-sec-2014-15.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10353
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=c10396dbbf782a576bc1f9a931cf86090cec3878