CVE-2014-6424 Denial of service in n/a
Remote attackers can crash Wireshark via crafted Netflow packets due to uninitialized memory reads 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-2014-6424?
CVE-2014-6424 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, with no action from the victim.
Official description
The dissect_v9_v10_pdu_data function in epan/dissectors/packet-netflow.c in the Netflow dissector in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 refers to incorrect offset and start variables, which allows remote attackers to cause a denial of service (uninitialized memory read and application crash) via a crafted packet.
Weakness: CWE-119
Which versions are affected by CVE-2014-6424?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2014-6424?
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-2014-6424 being exploited?
There is no known exploitation of CVE-2014-6424 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2014-6424, GHSA-g2qv-xj2h-f4jm.