CVE-2012-2393 Memory corruption in n/a
Remote attackers can crash Wireshark by sending a crafted Diameter packet that triggers incorrect memory allocation in the dissector.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-2393?
CVE-2012-2393 is a low-severity memory corruption vulnerability in Wireshark Wireshark, published on 30 Jun 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
epan/dissectors/packet-diameter.c in the DIAMETER dissector in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 does not properly construct certain array data structures, which allows remote attackers to cause a denial of service (application crash) via a crafted packet that triggers incorrect memory allocation.
Weakness: CWE-119
Which versions are affected by CVE-2012-2393?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2012-2393?
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-2012-2393 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-2393 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2012-2393, GHSA-7w5p-q45r-56jc.