CVE-2012-0033 Denial of service in n/a
Remote attackers can crash the ZNC IRC bouncer by sending a crafted DCC RESUME request, requiring low privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-0033?
CVE-2012-0033 is a medium-severity denial of service vulnerability in n/a, published on 8 Apr 2014. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The CBounceDCCMod::OnPrivCTCP function in bouncedcc.cpp in the bouncedcc module in ZNC 0.200 and 0.202 allows remote attackers to cause a denial of service (crash) via a crafted DCC RESUME request.
Weakness: CWE-399
Which versions are affected by CVE-2012-0033?
It affects 1 product.
Products include Znc Znc-Msvc.
How do I fix CVE-2012-0033?
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-2012-0033 being exploited?
There is no known exploitation of CVE-2012-0033 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2012-0033, GHSA-vrxc-p9x2-2r35.