Buffer overflow in Configserver Security Firewall

CVE-2011-5033

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.

Vulnerability class: Buffer Overflow

EPSS: 0.007 (51.0th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2011-5033?
CVE-2011-5033 is a vulnerability in Configserver Security Firewall, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-12-29.
Is CVE-2011-5033 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.