CVE-2002-0766: High severity OpenBSD OpenBSD vulnerability

Published Aug 12, 2002
·
Updated

OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor.

Affected Software

3 affected components
OpenBSD OpenBSD=3.1
OpenBSD OpenBSD=2.9
OpenBSD OpenBSD=3.0

Event History

Aug 12, 2002
CVE Published
04:00 AM
Apr 2, 2003
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2002-0766?

CVE-2002-0766 is considered to be a high severity vulnerability due to its potential to allow local users to gain root privileges.

2

How do I fix CVE-2002-0766?

To fix CVE-2002-0766, upgrade to OpenBSD versions 3.2 or later, where this vulnerability has been addressed.

3

What is the attack vector for CVE-2002-0766?

The attack vector for CVE-2002-0766 involves local users filling the kernel's file descriptor table to exploit the system before executing privileged processes.

4

Can CVE-2002-0766 affect remote users?

No, CVE-2002-0766 specifically affects local users who have access to the system.

5

Which versions of OpenBSD are affected by CVE-2002-0766?

CVE-2002-0766 affects OpenBSD versions 2.9 through 3.1.

Contact

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