What’s Vulnerable › Vulnerabilities

CVE-2011-5033

• Severity: medium (CVSS 4.4 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2011-12-29 · updated 2026-06-16
• Weakness: CWE-119

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.

Affected products

• Configserver Security Firewall: through 5.42; 5.00, 5.01, 5.02, 5.03, 5.04, 5.05 (+29)

References

• http://forum.configserver.com/viewtopic.php?f=4&t=5008
• http://www.configserver.com/free/csf/changelog.txt
• http://www.exploit-db.com/exploits/18225
• https://exchange.xforce.ibmcloud.com/vulnerabilities/71758
• http://forum.configserver.com/viewtopic.php?f=4&t=5008
• http://www.configserver.com/free/csf/changelog.txt
• http://www.exploit-db.com/exploits/18225
• https://exchange.xforce.ibmcloud.com/vulnerabilities/71758

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