CVE-2011-3484 Denial of service in n/a
Remote attackers can cause a denial of service via malformed packets in the OpenSafety dissector, crashing the application.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-3484?
CVE-2011-3484 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 20 Sep 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The unxorFrame function in epan/dissectors/packet-opensafety.c in the OpenSafety dissector in Wireshark 1.6.x before 1.6.2 does not properly validate a certain frame size, which allows remote attackers to cause a denial of service (loop and application crash) via a malformed packet.
Weakness: CWE-20
Which versions are affected by CVE-2011-3484?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2011-3484?
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-2011-3484 being exploited?
There is no known exploitation of CVE-2011-3484 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2011-3484, GHSA-39wm-25wq-rp9x.