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CVE-2011-5033

MediumPublished

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...

Published: Dec 29, 2011
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Dec 9, 2011

Primary CVSS

4.4/ 10Medium

nvd · CVSS 2.0

AV:L/AC:M/Au:N/C:P/I:P/A:P

EPSS probability estimate

0.7%

Low · next 30 days

Percentile: 51.2%
Model date: Oct 11, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

CSF Firewall - Buffer Overflow (PoC)Exploit
FoX HaCkEr · linux · Dec 9, 2011

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