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CVE-2008-3530

7.1 · HIGH

sys/netinet6/icmp6.c in the kernel in FreeBSD 6.3 through 7.1, NetBSD 3.0 through 4.0, and possibly other operating systems does not properly check the proposed new MTU in an ICMPv6 Packet Too Big…

Published Sep 5, 2008freebsdCWE-20EPSS 4.51%

Overview

CVE-2008-3530 is a high-severity vulnerability affecting freebsd freebsd. It was published on September 5, 2008 and has a CVSS 2.0 base score of 7.1 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

sys/netinet6/icmp6.c in the kernel in FreeBSD 6.3 through 7.1, NetBSD 3.0 through 4.0, and possibly other operating systems does not properly check the proposed new MTU in an ICMPv6 Packet Too Big Message, which allows remote attackers to cause a denial of service (panic) via a crafted Packet Too Big Message.

Remediation

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

Refftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-015.txt.ascReflists.apple.com/archives/security-announce/2009/May/msg00002.htmlRefsecunia.com/advisories/31745Refsecunia.com/advisories/32401Refsecunia.com/advisories/35074Refsecurity.freebsd.org/advisories/FreeBSD-SA-08:09.icmp6.ascRefsupport.apple.com/kb/HT3467Refsupport.apple.com/kb/HT3549Refwww.securityfocus.com/bid/31004Refwww.securitytracker.com/id?1020820

How CyberStrike helps

Frequently asked questions

What is CVE-2008-3530?

CVE-2008-3530 is a high-severity vulnerability affecting freebsd freebsd. It was published on September 5, 2008 and has a CVSS 2.0 base score of 7.1 (HIGH).

How severe is CVE-2008-3530?

This vulnerability has a CVSS 2.0 base score of 7.1, 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-2008-3530?

Check the references section for vendor advisories and patches from freebsd. Update freebsd 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-2008-3530?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-3530 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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