CVE-2012-6084 Null dereference in n/a
Remote attackers can crash the IRC server daemon via a malformed handshake request due to a NULL pointer dereference in capability negotiation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-6084?
CVE-2012-6084 is a medium-severity vulnerability in n/a, published on 1 Jan 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
modules/m_capab.c in (1) ircd-ratbox before 3.0.8 and (2) Charybdis before 3.4.2 does not properly support capability negotiation during server handshakes, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request.
Which versions are affected by CVE-2012-6084?
It affects 2 products.
Products include Ircd-Ratbox Ircd-Ratbox, Ratbox Ircd-Ratbox.
How do I fix CVE-2012-6084?
Upgrade to a fixed version.
Is CVE-2012-6084 being exploited?
There is no known exploitation of CVE-2012-6084 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DSA-2612-1, GHSA-c9vw-j5pg-45cc.