20731 : NetBSD imake file.0 Target Insecure /tmp File Creation
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Info

Last Modified
about 1 year ago

Percent Complete
100%

Disclosure
Oct 31, 2005

Discovery
Unknown

Dates

Exploit
Oct 31, 2005

Solution
Unknown

Keywords

 NetBSD Security Advisory 2005-009

Description

 NetBSD contains a flaw that may allow a malicious local user to overwrite arbitrary files on the system. The issue is due to the imake program creating Makefiles in the /tmp directory insecurely. It is possible for a user to use a symlink style attack to overwrite arbitrary files, resulting in a loss of integrity.

Classification

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

Solution

 Upgrade to version 2.0.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
NetBSD Foundation, Inc.
Watch-list
NetBSD
Watch-list
 1.6
2.0
2.0.1
2.0.2
1.6.x

References

Credit
  • Jeremy C. Reed -

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