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CVE-2011-0413

7.8 · HIGH

The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failur…

Published Jan 31, 2011iscCWE-20EPSS 32.92%

Overview

CVE-2011-0413 is a high-severity vulnerability affecting isc dhcp. It was published on January 31, 2011 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) by sending a message over IPv6 for a declined and abandoned address.

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.fedoraproject.org/pipermail/package-announce/2011-February/053644.htmlRefsecunia.com/advisories/43006Refsecunia.com/advisories/43104Refsecunia.com/advisories/43167Refsecunia.com/advisories/43354Refsecunia.com/advisories/43613Refsecuritytracker.com/id?1024999Refwww.debian.org/security/2011/dsa-2184Refwww.isc.org/software/dhcp/advisories/cve-2011-0413Refwww.kb.cert.org/vuls/id/686084

How CyberStrike helps

Frequently asked questions

What is CVE-2011-0413?

CVE-2011-0413 is a high-severity vulnerability affecting isc dhcp. It was published on January 31, 2011 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2011-0413?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-0413?

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-2011-0413?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-0413 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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