SCO UnixWare NFS Mountd Denial of Service Vulnerability

BID:12225

Info

SCO UnixWare NFS Mountd Denial of Service Vulnerability

Bugtraq ID: 12225
Class: Design Error
CVE: CVE-2004-1039
Remote: Yes
Local: Yes
Published: Jan 11 2005 12:00AM
Updated: Jul 12 2009 09:27AM
Credit: Discovery is credited to Jonglim Yun <[email protected]>.
Vulnerable: SCO Unixware 7.1.4
SCO Unixware 7.1.3
SCO Unixware 7.1.1
Avaya Intuity Audix R5 0
Not Vulnerable:

Discussion

SCO UnixWare NFS Mountd Denial of Service Vulnerability

SCO UnixWare is reported prone to a denial of service vulnerability. This issue may allow an attacker to exhaust excessive resources on a vulnerable computer.

The vulnerability arises when the mountd service is registered in inetd.conf. A local or remote attacker may initiate a NFS mount service request to trigger this vulnerability.

This issue affects UnixWare 7.1.1, 7.1.3, and 7.1.4.

Exploit / POC

SCO UnixWare NFS Mountd Denial of Service Vulnerability

An exploit is not required.

Solution / Fix

SCO UnixWare NFS Mountd Denial of Service Vulnerability

Solution:
The vendor has released advisory SCOSA-2005.1 with fixes to address this issue.

Avaya has released an advisory (ASA-2005-029) stating that Intuity Audix R5 is vulnerable to this issue. This vulnerability is going to be addressed in an upcoming release of Intuity Audix R5. Please see the Avaya advisory at the following location for more information:

http://support.avaya.com/japple/css/japple?temp.groupID=128450&temp.selectedFamily=128451&temp.selectedProduct=154235&temp.selectedBucket=126655&temp.feedbackState=askForFeedback&temp.documentID=215716&PAGE=avaya.css.CSSLvl1Detail&executeTransaction=avaya.css.UsageUpdate()


SCO Unixware 7.1.1

SCO Unixware 7.1.3

SCO Unixware 7.1.4

References

SCO UnixWare NFS Mountd Denial of Service Vulnerability

References:
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