83009 : SunOS / Solaris /dev/openprom Pointer Derferencing Local DoS
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Timeline

Disclosure Date
1996-05-24

Description

SunOS and Solaris contain a flaw that is triggered when an error occurs within /dev/openprom during the dereferencing of an out-of-bounds pointer. This may result in a loss of availability for the system.

Classification

Location: Local Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Workaround
Exploit: Exploit Public
Disclosure: Vendor Verified
OSVDB: Authentication Required

Solution

Currently, there are no known upgrades or patches to correct this vulnerability. It is possible to temporarily work around the flaw by implementing the following workaround:

# chmod 640 /dev/openprom

Products

Sun Microsystems, Inc.	Solaris	Unspecified
Sun Microsystems, Inc.	SunOS	Unspecified

References

Mail List Post: http://seclists.org/bugtraq/1996/May/68
http://seclists.org/bugtraq/1996/May/85
http://seclists.org/bugtraq/1996/May/92
http://seclists.org/bugtraq/1996/May/99

Credit

Matthew Harding

CVSSv2 Score

NVD does not currently have a CVSSv2 score assigned.

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