CVE-2012-0042 Null dereference in n/a
Remote attackers can cause a denial of service in Wireshark via a crafted packet, requiring user interaction to open the malicious capture.
- 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-2012-0042?
CVE-2012-0042 is a low-severity vulnerability in Redhat Enterprise Linux, published on 11 Apr 2012. 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
Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 does not properly perform certain string conversions, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet, related to epan/to_str.c.
Which versions are affected by CVE-2012-0042?
It affects 2 products.
Products include Redhat Enterprise Linux, Wireshark Wireshark.
How do I fix CVE-2012-0042?
Upgrade to a fixed version.
Is CVE-2012-0042 being exploited?
There is no known exploitation of CVE-2012-0042 in the wild and no public exploit code.
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Sources
Also known as DEBIAN-CVE-2012-0042, GHSA-g5x6-f983-368j.