Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

BID:9477

Info

Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

Bugtraq ID: 9477
Class: Unknown
CVE:
Remote: No
Local: Yes
Published: Jan 22 2004 12:00AM
Updated: Jan 22 2004 12:00AM
Credit: This issue was reported by Sun.
Vulnerable: Sun Solaris 9_x86
Sun Solaris 9
Sun Solaris 8_x86
Sun Solaris 8_sparc
Sun Solaris 7.0_x86
Sun Solaris 7.0
Not Vulnerable:

Discussion

Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

Sun Solaris is prone to a vulnerability that may permit unprivileged local users to cause arbitrary kernel modules to be loaded. The source of the problem is reportedly insufficient checks when modload() is called to load a module. This could be exploited to fully compromise a vulnerable system.

Exploit / POC

Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

Solution / Fix

Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

Solution:
Sun has released patches to address this issue on Solaris 7, 8 and 9 for SPARC and x86 platforms. It should be noted that Solaris 2.6 will not be evaluated by the vendor for the presence of the vulnerability and therefore no fixes will be issued for this version.


Sun Solaris 7.0_x86

Sun Solaris 9_x86

Sun Solaris 7.0

Sun Solaris 8_x86

Sun Solaris 8_sparc

Sun Solaris 9

References

Sun Solaris modload() Unauthorized Kernel Module Loading Vulnerability

References:
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