Buffer overflow in Wireshark - CVE-2013-4920
Published: July 30, 2013 / Updated: August 11, 2020
Vulnerability identifier: #VU42695
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2013-4920
CWE-ID: CWE-119
Exploitation vector: Remote access
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.
The P1 dissector in Wireshark 1.10.x before 1.10.1 does not properly initialize a global variable, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
How to mitigate CVE-2013-4920
Install update from vendor's website.
Sources
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=50083
- http://secunia.com/advisories/54296
- http://secunia.com/advisories/54425
- http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
- http://www.wireshark.org/docs/relnotes/wireshark-1.10.1.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8826
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17089
- https://www.wireshark.org/security/wnpa-sec-2013-42.html