CVE-2014-6431 Memory corruption in n/a
Remote attackers can cause a denial of service via a crafted file due to a buffer overflow in the DOS Sniffer file parser.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-6431?
CVE-2014-6431 is a medium-severity memory corruption vulnerability in Wireshark Wireshark, published on 20 Sep 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Buffer overflow in the SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 allows remote attackers to cause a denial of service (application crash) via a crafted file that triggers writes of uncompressed bytes beyond the end of the output buffer.
Weakness: CWE-119
Which versions are affected by CVE-2014-6431?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2014-6431?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-6431 being exploited?
There is no known exploitation of CVE-2014-6431 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2014-6431, GHSA-92p5-pxx8-rcmg.