CVE-2010-3476 Denial of service in n/a
Remote attackers can cause denial of service via CPU consumption by sending large HTML emails to OTRS due to inefficient regex matching.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2010-3476?
CVE-2010-3476 is a medium-severity denial of service vulnerability in Otrs Otrs, published on 20 Sep 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Open Ticket Request System (OTRS) 2.3.x before 2.3.6 and 2.4.x before 2.4.8 does not properly handle the matching of Perl regular expressions against HTML e-mail messages, which allows remote attackers to cause a denial of service (CPU consumption) via a large message, a different vulnerability than CVE-2010-2080.
Weakness: CWE-20
Which versions are affected by CVE-2010-3476?
It affects 1 product.
Products include Otrs Otrs.
How do I fix CVE-2010-3476?
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-2010-3476 being exploited?
There is no known exploitation of CVE-2010-3476 in the wild and no public exploit code.
Other vulnerabilities in Otrs Otrs
Sources
Also known as DEBIAN-CVE-2010-3476, GHSA-99jw-r98g-wv3r.