IBM Informix Dynamic Server (IDS) SQLIDEBUG buffer overflow

informix-sqlidebug-bo (28158)

High Risk

Description:

Informix Dynamic Server (IDS) is vulnerable to a buffer overflow, caused by improper bounds checking of the SQLIDEBUG environment variable. A local attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash.

*CVSS:

Base Score:	7
Access Vector:	Local
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	5.2
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Refer to IBM Support Document 1242921 for patch, upgrade or workaround information. See References.

References:

• BugTraq Mailing List, Mon Aug 14 2006 - 11:25:12 CDT: SQLIDEBUG envariable overflow on Informix.
• IBM Support Document 1242921: Security Vulnerabilities Addressed in Informix Dynamic Server.
• Informix Web page: Security issues in IBM Informix Dynamic Server and IBM Informix Extended Parallel Server (XPS).
• BID-19264: IBM Informix Dynamic Server Multiple Vulnerabilities
• CVE-2006-3862: Buffer overflow in IBM Informix Dynamic Server (IDS) 9.40.TC5 through 9.40.xC7 and 10.00.TC1 through 10.00.xC3 allows attackers to execute arbitrary code via the SQLIDEBUG environment variable (envariable).
• OSVDB ID: 27694: IBM Informix Dynamic Server SQLIDEBUG Environment Variable Overflow
• SA21301: Informix Dynamic Server Multiple Vulnerabilities
• VUPEN/ADV-2006-3077: IBM Informix Dynamic Server Multiple Buffer Overflow and Denial of Service Vulnerabilities

Platforms Affected:

• IBM Informix Dynamic Server 10.00.TC1
• IBM Informix Dynamic Server 9.40.TC5

Reported:

Jul 31, 2006

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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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