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CVE-2006-6397

4.4 · MEDIUM

Integer overflow in banner/banner.c in FreeBSD, NetBSD, and OpenBSD might allow local users to modify memory via a long banner.

Published Dec 8, 2006freebsdEPSS 0.27%

Overview

CVE-2006-6397 is a medium-severity vulnerability affecting freebsd freebsd. It was published on December 8, 2006 and has a CVSS 2.0 base score of 4.4 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Integer overflow in banner/banner.c in FreeBSD, NetBSD, and OpenBSD might allow local users to modify memory via a long banner. NOTE: CVE and multiple third parties dispute this issue. Since banner is not setuid, an exploit would not cross privilege boundaries in normal operations. This issue is not a vulnerability

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

Refwww.securityfocus.com/archive/1/452322/100/200/threadedRefwww.securityfocus.com/archive/1/452330/100/200/threadedRefwww.securityfocus.com/archive/1/452374/100/200/threadedRefwww.securityfocus.com/archive/1/452470/100/200/threadedRefwww.securityfocus.com/archive/1/452322/100/200/threadedRefwww.securityfocus.com/archive/1/452330/100/200/threadedRefwww.securityfocus.com/archive/1/452374/100/200/threadedRefwww.securityfocus.com/archive/1/452470/100/200/threaded

How CyberStrike helps

Frequently asked questions

What is CVE-2006-6397?

CVE-2006-6397 is a medium-severity vulnerability affecting freebsd freebsd. It was published on December 8, 2006 and has a CVSS 2.0 base score of 4.4 (MEDIUM).

How severe is CVE-2006-6397?

This vulnerability has a CVSS 2.0 base score of 4.4, rated MEDIUM. 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-2006-6397?

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-2006-6397?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2006-6397 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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