CVE-2011-5033 Memory corruption in n/a
Local attackers can crash the ConfigServer Security & Firewall on DirectAdmin servers by providing a long string in the admin.list file.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2011-5033?
CVE-2011-5033 is a medium-severity memory corruption vulnerability in n/a, published on 29 Dec 2011. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Stack-based buffer overflow in CFS.c in ConfigServer Security & Firewall (CSF) before 5.43, when running on a DirectAdmin server, allows local users to cause a denial of service (crash) via a long string in an admin.list file.
Weakness: CWE-119
Which versions are affected by CVE-2011-5033?
It affects 1 product.
Products include Configserver Configserver Security Firewall.
How do I fix CVE-2011-5033?
No fix has been published for CVE-2011-5033 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2011-5033 being exploited?
There is no known exploitation of CVE-2011-5033 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-rf2x-23jg-qfw8.