IBM AIX utape buffer overflow

aix-utape-bo (39909)

High Risk

Description:

IBM AIX is vulnerable to a buffer overflow, caused by improper bounds checking. By sending a specially-crafted request to the utape command, a local attacker with system group membership could overflow a buffer and execute arbitrary code on the system with root privileges or cause the server to crash.

*CVSS:

Base Score:	6.9
Access Vector:	Local
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	5.1
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Apply the patch for your system, as listed in the IBM Subscription service Bulletin. See References.

References:

• IBM Subscription service Bulletin: AIX utape buffer overflow.
• BID-27430: IBM AIX 'utape' Local Buffer Overflow Vulnerability
• CVE-2008-0588: Buffer overflow in the utape program in devices.scsi.tape.diag in IBM AIX 5.2 and 5.3 allows local users to gain privileges via unspecified vectors.
• SA28609: IBM AIX Multiple Vulnerabilities
• VUPEN/ADV-2008-0261: IBM AIX Multiple Privilege Escalation and Security Bypass Vulnerabilities

Platforms Affected:

• IBM AIX 5.2
• IBM AIX 5.3

Reported:

Jan 22, 2008

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For corrections or additions please email xforce@iss.net

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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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