CVE-2013-3557 Denial of service in n/a
Remote attackers can crash Wireshark by sending malformed ASN.1 BER packets due to improper variable initialization in the dissector.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-3557?
CVE-2013-3557 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 25 May 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The dissect_ber_choice function in epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.6.x before 1.6.15 and 1.8.x before 1.8.7 does not properly initialize a certain variable, which allows remote attackers to cause a denial of service (application crash) via a malformed packet.
Weakness: CWE-119
Which versions are affected by CVE-2013-3557?
It affects 3 products.
Products include Debian Debian Linux, Opensuse Opensuse, Wireshark Wireshark.
How do I fix CVE-2013-3557?
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-2013-3557 being exploited?
There is no known exploitation of CVE-2013-3557 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2013-3557, GHSA-hp72-9f76-93p7, MGASA-2013-0165.