CVE-2013-0336 Denial of service in n/a
Remote attackers can crash the FreeIPA directory server by sending a connection request without a username, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-0336?
CVE-2013-0336 is a medium-severity denial of service vulnerability in n/a, published on 3 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The ipapwd_chpwop function in daemons/ipa-slapi-plugins/ipa-pwd-extop/ipa_pwd_extop.c in the directory server (dirsrv) in FreeIPA before 3.2.0 allows remote attackers to cause a denial of service (crash) via a connection request without a username/dn, related to the 389 directory server.
Weakness: CWE-20
Which versions are affected by CVE-2013-0336?
It affects 1 product.
Products include Redhat Freeipa.
How do I fix CVE-2013-0336?
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-2013-0336 being exploited?
There is no known exploitation of CVE-2013-0336 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2013-0336, GHSA-q3fv-3w7q-43gw.