CVE-2019-10903 Denial of service in n/a
A remote attacker can cause a denial of service in Wireshark by sending crafted DCERPC SPOOLSS packets that trigger a crash due to missing boundary checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-10903?
CVE-2019-10903 is a high-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 9 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Wireshark 2.4.0 to 2.4.13, 2.6.0 to 2.6.7, and 3.0.0, the DCERPC SPOOLSS dissector could crash. This was addressed in epan/dissectors/packet-dcerpc-spoolss.c by adding a boundary check.
Weakness: CWE-125
Which versions are affected by CVE-2019-10903?
It affects 5 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Opensuse Leap, Wireshark Wireshark.
How do I fix CVE-2019-10903?
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-2019-10903 being exploited?
There is no known exploitation of CVE-2019-10903 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2019-10903, GHSA-w5c3-5252-xcj8, UBUNTU-CVE-2019-10903.