11570 : Multiple Unix rpc.walld Arbitrary File Overwrite
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Info

Last Modified
10 months ago

Percent Complete
90%

Disclosure
Jan 01, 1994

Discovery
Unknown

Dates

Exploit
Unknown

Solution
Unknown

Description

 The UNIX daemon rpc.walld contains a flaw that may allow a malicious user to overwrite files whose names are encoded in /etc/utmp. If this file is world writeable, it is possible that the flaw may allow attackers to overwrite any file on the system, resulting in a loss of integrity.

Classification

 Location: Local Access Required, Remote/Network Access Required
Attack Type: Input Manipulation, Other
Impact: Loss of Integrity
Exploit: Exploit Available
Disclosure: OSVDB Verified

Solution

 Currently, there are no known upgrades or patches to correct this issue. It is possible to correct the flaw by implementing the following workaround: disable the rpc.walld service.

Products
All Unix Vendors
Watch-list
rpc.walld
Watch-list
 All Versions

References

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