IBM AIX SGID bit NFSv4 denial of service
IBM AIX is vulnerable to a denial of service, caused by an error when the SGID bit is set in an NFSv4 directory. A remote attacker could exploit this vulnerability to cause the consumption of disk space.
|Base Score: ||5
| Access Vector: ||Network
| Access Complexity: ||Low
| Authentication: ||None
| Confidentiality Impact: ||None
| Integrity Impact: ||None
| Availability Impact: ||Partial
|Temporal Score: ||3.7
| Exploitability: ||Unproven
| Remediation Level: ||Official-Fix
| Report Confidence: ||Confirmed
Denial of Service
Refer to IBM SECURITY ADVISORY nfsv4_advisory1.asc for patch, upgrade or suggested workaround information. See References.
- IBM SECURITY ADVISORY nfsv4_advisory1.asc: GID in NFSv4 is loosely enforced.
IBM AIX GID in NFSv4 Remote Denial of Service Vulnerability
The NFSv4 client implementation in IBM AIX 5.3, 6.1, and 7.1, and VIOS before 22.214.171.124-FP-25 SP-02, does not properly handle GID values, which allows remote attackers to cause a denial of service via unspecified vectors.
- OSVDB ID: 85427:
IBM AIX NFS Service GID Enforcement Weakness Remote DoS
IBM AIX NFS GID Enforcement Denial of Service Vulnerability
- IBM AIX 5.3
- IBM AIX 6.1
- IBM AIX 7.1
Sep 13, 2012
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
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