CVE-2013-4933 Memory corruption in n/a
Remote attackers can crash Wireshark by tricking users into opening a malicious packet-trace file due to improper memory allocation.
- 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-2013-4933?
CVE-2013-4933 is a medium-severity memory corruption vulnerability in Wireshark Wireshark, published on 29 Jul 2013. 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
The netmon_open function in wiretap/netmon.c in the Netmon file parser in Wireshark 1.8.x before 1.8.9 and 1.10.x before 1.10.1 does not properly allocate memory, which allows remote attackers to cause a denial of service (application crash) via a crafted packet-trace file.
Weakness: CWE-119
Which versions are affected by CVE-2013-4933?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2013-4933?
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-2013-4933 being exploited?
There is no known exploitation of CVE-2013-4933 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2013-4933, GHSA-x3q2-rj77-346x.