CVE-2011-1142 Denial of service in n/a
Remote attackers can cause a denial of service via infinite loop in Wireshark's BER dissector using self-referential ASN.1 CHOICE values.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-1142?
CVE-2011-1142 is a high-severity denial of service vulnerability in Wireshark Wireshark, published on 3 Mar 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Stack consumption vulnerability in the dissect_ber_choice function in the BER dissector in Wireshark 1.2.x through 1.2.15 and 1.4.x through 1.4.4 might allow remote attackers to cause a denial of service (infinite loop) via vectors involving self-referential ASN.1 CHOICE values.
Weakness: CWE-835
Which versions are affected by CVE-2011-1142?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2011-1142?
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-2011-1142 being exploited?
There is no known exploitation of CVE-2011-1142 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2011-1142, GHSA-74r2-qf2j-vm8r.