Code Injection in Wireshark - CVE-2012-4049
Published: July 24, 2012 / Updated: July 28, 2020
Vulnerability identifier: #VU32776
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2012-4049
CWE-ID: CWE-94
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark
Wireshark
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
epan/dissectors/packet-nfs.c in the NFS dissector in Wireshark 1.4.x before 1.4.14, 1.6.x before 1.6.9, and 1.8.x before 1.8.1 allows remote attackers to cause a denial of service (loop and CPU consumption) via a crafted packet.
How to mitigate CVE-2012-4049
Install update from vendor's website.
Sources
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-nfs.c?r1=43576&r2=43575&pathrev=43576
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=43576
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00000.html
- http://secunia.com/advisories/49971
- http://secunia.com/advisories/54425
- http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
- http://www.wireshark.org/security/wnpa-sec-2012-12.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7436
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15707