Menu

Star on GitHub · 3.2k

CVE-2009-0870

4.7 · MEDIUM

The NFSv4 Server module in the kernel in Sun Solaris 10, and OpenSolaris before snv_111, allow local users to cause a denial of service (infinite loop and system hang) by accessing an hsfs filesyst…

Published Mar 10, 2009sunCWE-399EPSS 0.36%

Overview

CVE-2009-0870 is a medium-severity vulnerability affecting sun opensolaris. It was published on March 10, 2009 and has a CVSS 2.0 base score of 4.7 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The NFSv4 Server module in the kernel in Sun Solaris 10, and OpenSolaris before snv_111, allow local users to cause a denial of service (infinite loop and system hang) by accessing an hsfs filesystem that is shared through NFSv4, related to the rfs4_op_readdir function.

Remediation

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

Frequently asked questions

What is CVE-2009-0870?

CVE-2009-0870 is a medium-severity vulnerability affecting sun opensolaris. It was published on March 10, 2009 and has a CVSS 2.0 base score of 4.7 (MEDIUM).

How severe is CVE-2009-0870?

This vulnerability has a CVSS 2.0 base score of 4.7, 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-2009-0870?

Check the references section for vendor advisories and patches from sun. Update opensolaris 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-2009-0870?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0870 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.

Related MEDIUM CVEs from 2009

View all