Buffer overflow in Wireshark - CVE-2014-6424
Published: September 20, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41295
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-2014-6424
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 dissect_v9_v10_pdu_data function in epan/dissectors/packet-netflow.c in the Netflow dissector in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 refers to incorrect offset and start variables, which allows remote attackers to cause a denial of service (uninitialized memory read and application crash) via a crafted packet.
Affected software
Wireshark
Amazon Linux AMI
Gentoo Linux
SUSE Linux
Fedora
wireshark
Amazon Linux AMI
Gentoo Linux
SUSE Linux
Fedora
wireshark
How to mitigate CVE-2014-6424
Install update from vendor's website.
wireshark - update to 1.12.1-1.fc21
External References
- http://linux.oracle.com/errata/ELSA-2014-1676
- http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00033.html
- http://lists.opensuse.org/opensuse-updates/2014-09/msg00058.html
- http://rhn.redhat.com/errata/RHSA-2014-1676.html
- http://secunia.com/advisories/60280
- http://secunia.com/advisories/60578
- http://secunia.com/advisories/61929
- http://www.debian.org/security/2014/dsa-3049
- http://www.wireshark.org/security/wnpa-sec-2014-14.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10370
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=44698259b1f5865c60323acaf2a633654a2abe81