CVE-2018-14344 Memory corruption in n/a
A buffer over-read in the ISMP dissector allows attackers to crash Wireshark by sending malformed packets, requiring a software update.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-14344?
CVE-2018-14344 is a high-severity memory corruption vulnerability in Wireshark Wireshark, published on 19 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the ISMP dissector could crash. This was addressed in epan/dissectors/packet-ismp.c by validating the IPX address length to avoid a buffer over-read.
Weakness: CWE-125
Which versions are affected by CVE-2018-14344?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2018-14344?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-14344 being exploited?
There is no known exploitation of CVE-2018-14344 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2018-14344, GHSA-3jcc-rwv7-vcc8, UBUNTU-CVE-2018-14344.