CVE-2015-3811 Denial of service in n/a
Remote attackers can crash Wireshark via crafted WCP packets due to improper byte reference handling 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-2015-3811?
CVE-2015-3811 is a medium-severity denial of service vulnerability in Oracle Linux, published on 26 May 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
epan/dissectors/packet-wcp.c in the WCP dissector in Wireshark 1.10.x before 1.10.14 and 1.12.x before 1.12.5 improperly refers to previously processed bytes, which allows remote attackers to cause a denial of service (application crash) via a crafted packet, a different vulnerability than CVE-2015-2188.
Weakness: CWE-17
Which versions are affected by CVE-2015-3811?
It affects 3 products.
Products include Oracle Linux, Oracle Solaris, Wireshark Wireshark.
How do I fix CVE-2015-3811?
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-2015-3811 being exploited?
There is no known exploitation of CVE-2015-3811 in the wild and no public exploit code.
Other vulnerabilities in Oracle Linux
Sources
Also known as DEBIAN-CVE-2015-3811, DLA-241-1, GHSA-4669-mhpf-8vf3, UBUNTU-CVE-2015-3811.