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CVE-2008-5162

7.0 · HIGH

The arc4random function in the kernel in FreeBSD 6.3 through 7.1 does not have a proper entropy source for a short time period immediately after boot, which makes it easier for attackers to predict…

Published Nov 26, 2008freebsdCWE-330EPSS 0.32%

Overview

CVE-2008-5162 is a high-severity vulnerability affecting freebsd freebsd. It was published on November 26, 2008 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

The arc4random function in the kernel in FreeBSD 6.3 through 7.1 does not have a proper entropy source for a short time period immediately after boot, which makes it easier for attackers to predict the function's return values and conduct certain attacks against the GEOM framework and various network protocols, related to the Yarrow random number generator.

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
freebsdfreebsd>= 6.4, < 7.0Affected

References

Refosvdb.org/50137Refsecunia.com/advisories/32871Refsecurity.freebsd.org/advisories/FreeBSD-SA-08:11.arc4random.ascRefsecuritytracker.com/id?1021276Refwww.securityfocus.com/bid/32447Refosvdb.org/50137Refsecunia.com/advisories/32871Refsecurity.freebsd.org/advisories/FreeBSD-SA-08:11.arc4random.ascRefsecuritytracker.com/id?1021276Refwww.securityfocus.com/bid/32447

How CyberStrike helps

Frequently asked questions

What is CVE-2008-5162?

CVE-2008-5162 is a high-severity vulnerability affecting freebsd freebsd. It was published on November 26, 2008 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2008-5162?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2008-5162?

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-2008-5162?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-5162 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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