CVE-2014-6430 Denial of service in n/a
Remote attackers can crash Wireshark by tricking users into opening a maliciously crafted DOS Sniffer file, causing a denial of service.
- 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-2014-6430?
CVE-2014-6430 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 20 Sep 2014. 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
The SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 does not validate bitmask data, which allows remote attackers to cause a denial of service (application crash) via a crafted file.
Weakness: CWE-20
Which versions are affected by CVE-2014-6430?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2014-6430?
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-2014-6430 being exploited?
There is no known exploitation of CVE-2014-6430 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2014-6430, GHSA-6fh4-q257-5pm4.