CVE-2015-8731 Denial of service in n/a
Remote attackers can crash Wireshark via crafted packets due to improper handling of unknown TLV types in the RSL dissector.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2015-8731?
CVE-2015-8731 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 4 Jan 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The dissct_rsl_ipaccess_msg function in epan/dissectors/packet-rsl.c in the RSL dissector in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1 does not reject unknown TLV types, 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-2015-8731?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2015-8731?
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-2015-8731 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2015-8731 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2015-8731, GHSA-c99w-6m8h-gq25, UBUNTU-CVE-2015-8731.