CVE-2011-1139 Denial of service in n/a

Medium 4.3 Published 3 Mar 2011 Updated 6 Aug 2024

Remote attackers can crash Wireshark by tricking users into opening a malicious pcap-ng file with a large packet-length field.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2011-1139?

CVE-2011-1139 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 3 Mar 2011. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

wiretap/pcapng.c in Wireshark 1.2.0 through 1.2.14 and 1.4.0 through 1.4.3 allows remote attackers to cause a denial of service (application crash) via a pcap-ng file that contains a large packet-length field.

Weakness: CWE-399

Which versions are affected by CVE-2011-1139?

It affects 1 product.

Products include Wireshark Wireshark.

How do I fix CVE-2011-1139?

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-2011-1139 being exploited?

There is no known exploitation of CVE-2011-1139 in the wild and no public exploit code.

All Wireshark Wireshark vulnerabilities

Sources

Also known as DEBIAN-CVE-2011-1139, GHSA-2r6r-22hr-mxcc.