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CVE-2011-0418

4.0 · MEDIUM

The glob implementation in Pure-FTPd before 1.0.32, and in libc in NetBSD 5.1, does not properly expand expressions containing curly brackets, which allows remote authenticated users to cause a den…

Published May 24, 2011pureftpdCWE-20EPSS 7.26%

Overview

CVE-2011-0418 is a medium-severity vulnerability affecting pureftpd pure-ftpd. It was published on May 24, 2011 and has a CVSS 2.0 base score of 4.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

The glob implementation in Pure-FTPd before 1.0.32, and in libc in NetBSD 5.1, does not properly expand expressions containing curly brackets, which allows remote authenticated users to cause a denial of service (memory consumption) via a crafted FTP STAT command.

Remediation

Check the references section for vendor advisories and patches from pureftpd. Update pure-ftpd to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
pureftpdpure-ftpd0Affected

References

Refcvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/gen/glob.c#rev1.28Refcvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/gen/glob.c.diff?r1=1.27&r2=1.28&f=hRefsecurityreason.com/achievement_securityalert/97Refsecurityreason.com/securityalert/8228Refwww.mandriva.com/security/advisories?name=MDVSA-2011:094Refwww.pureftpd.org/project/pure-ftpd/newsRefwww.securityfocus.com/bid/47671Refwww.vupen.com/english/advisories/2011/1273Refbugzilla.redhat.com/show_bug.cgi?id=704283Refcvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/gen/glob.c#rev1.28

How CyberStrike helps

Frequently asked questions

What is CVE-2011-0418?

CVE-2011-0418 is a medium-severity vulnerability affecting pureftpd pure-ftpd. It was published on May 24, 2011 and has a CVSS 2.0 base score of 4.0 (MEDIUM).

How severe is CVE-2011-0418?

This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2011-0418?

Check the references section for vendor advisories and patches from pureftpd. Update pure-ftpd to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-0418?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-0418 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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