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CVE-2012-3954

3.3 · LOW

Multiple memory leaks in ISC DHCP 4.1.x and 4.2.x before 4.2.4-P1 and 4.1-ESV before 4.1-ESV-R6 allow remote attackers to cause a denial of service (memory consumption) by sending many requests.

Published Jul 25, 2012iscCWE-399EPSS 4.33%

Overview

CVE-2012-3954 is a low-severity vulnerability affecting isc dhcp. It was published on July 25, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Multiple memory leaks in ISC DHCP 4.1.x and 4.2.x before 4.2.4-P1 and 4.1-ESV before 4.1-ESV-R6 allow remote attackers to cause a denial of service (memory consumption) by sending many requests.

Remediation

Check the references section for vendor advisories and patches from isc. Update dhcp 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

References

Reflists.opensuse.org/opensuse-updates/2012-08/msg00030.htmlRefrhn.redhat.com/errata/RHSA-2012-1141.htmlRefsecurity.gentoo.org/glsa/glsa-201301-06.xmlRefwww.debian.org/security/2012/dsa-2516Refwww.debian.org/security/2012/dsa-2519Refwww.mandriva.com/security/advisories?name=MDVSA-2012:115Refwww.mandriva.com/security/advisories?name=MDVSA-2012:116Refwww.securityfocus.com/bid/54665Refwww.securitytracker.com/id?1027300Refwww.ubuntu.com/usn/USN-1519-1

How CyberStrike helps

Frequently asked questions

What is CVE-2012-3954?

CVE-2012-3954 is a low-severity vulnerability affecting isc dhcp. It was published on July 25, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

How severe is CVE-2012-3954?

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-3954?

Check the references section for vendor advisories and patches from isc. Update dhcp 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-2012-3954?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-3954 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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