CVE-2016-2526 Denial of service in n/a
Remote attackers can crash Wireshark via crafted packets due to missing data type validation in the HiQnet 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-2016-2526?
CVE-2016-2526 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 28 Feb 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
epan/dissectors/packet-hiqnet.c in the HiQnet dissector in Wireshark 2.0.x before 2.0.2 does not validate the data type, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted packet.
Weakness: CWE-20
Which versions are affected by CVE-2016-2526?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2016-2526?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-2526 being exploited?
There is no known exploitation of CVE-2016-2526 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2016-2526, GHSA-q8cr-5qv6-588j, UBUNTU-CVE-2016-2526.