CVE-2009-2561 Denial of service in n/a
Remote attackers can cause denial of service via CPU and memory consumption in the sFlow dissector of Wireshark.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-2561?
CVE-2009-2561 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 21 Jul 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unspecified vulnerability in the sFlow dissector in Wireshark 1.2.0 allows remote attackers to cause a denial of service (CPU and memory consumption) via unspecified vectors.
Which versions are affected by CVE-2009-2561?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2009-2561?
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-2009-2561 being exploited?
There is no known exploitation of CVE-2009-2561 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2009-2561, GHSA-f43m-q2pc-w9hw.