CVE-2018-16056 Denial of service in n/a
A flaw in the Bluetooth Attribute Protocol dissector allows attackers to crash Wireshark by sending crafted packets, requiring users to upgrade to patched versions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-16056?
CVE-2018-16056 is a high-severity denial of service vulnerability in Debian Debian Linux, published on 30 Aug 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 2.6.2, 2.4.0 to 2.4.8, and 2.2.0 to 2.2.16, the Bluetooth Attribute Protocol dissector could crash. This was addressed in epan/dissectors/packet-btatt.c by verifying that a dissector for a specific UUID exists.
Which versions are affected by CVE-2018-16056?
It affects 2 products.
Products include Debian Debian Linux, Wireshark Wireshark.
How do I fix CVE-2018-16056?
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-2018-16056 being exploited?
There is no known exploitation of CVE-2018-16056 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2018-16056, GHSA-xfgw-27f6-g5xr, UBUNTU-CVE-2018-16056.