CVE-2016-4081 Denial of service in n/a
Remote attackers can cause a denial of service via infinite loop in Wireshark's IAX2 dissector using crafted packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-4081?
CVE-2016-4081 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 25 Apr 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
epan/dissectors/packet-iax2.c in the IAX2 dissector in Wireshark 1.12.x before 1.12.11 and 2.0.x before 2.0.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.
Weakness: CWE-284
Which versions are affected by CVE-2016-4081?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2016-4081?
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-2016-4081 being exploited?
There is no known exploitation of CVE-2016-4081 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2016-4081, GHSA-h779-38wh-9mhg, UBUNTU-CVE-2016-4081.