CVE-2013-4936 Null dereference in n/a
Remote attackers can crash Wireshark via crafted PROFINET packets due to a NULL pointer dereference 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-2013-4936?
CVE-2013-4936 is a medium-severity vulnerability in Wireshark Wireshark, published on 29 Jul 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The IsDFP_Frame function in plugins/profinet/packet-pn-rt.c in the PROFINET Real-Time dissector in Wireshark 1.10.x before 1.10.1 does not validate MAC addresses, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet.
Which versions are affected by CVE-2013-4936?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2013-4936?
Upgrade to a fixed version.
Is CVE-2013-4936 being exploited?
There is no known exploitation of CVE-2013-4936 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2013-4936, GHSA-8w88-rf2v-q634.