11662 : SCO OpenServer /etc/nfs Symlink Arbitrary File Overwrite
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Info

Last Modified
6 months ago

Percent Complete
100%

Disclosure
Oct 20, 2003

Discovery
Unknown

Dates

Exploit
Unknown

Solution
Unknown

Description

 SCO OpenServer contains a flaw that may allow a malicious local user to corrupt arbitrary files on the system. The issue is due to /etc/nfs creating temporary files insecurely. It is possible for a user to use a symlink style attack to manipulate arbitrary files and may gain elevated privileges.

Classification

 Location: Local Access Required
Attack Type: Race Condition
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

 Upgrade to version OpenServer 5.0.6 or higher, as it has been reported to fix this vulnerability. SCO has also made new binaries available that correct this issue.

Products
SCO Group, Inc.
Watch-list
OpenServer
Watch-list
 5.0.5
5.0.6
5.0.7

References

Credit
  • Tomasz Kusmierz -

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