1Book guestbook.php code execution

1book-guestbook-code-execution (42854)

High Risk

Description:

1Book could allow a remote attacker to execute arbitrary code on the system, caused by improper validation of user-supplied input by the guestbook.php script before being written in the data.php file. A remote attacker could exploit this vulnerability using the message parameter to inject and execute arbitrary PHP code on the system.

*CVSS:

Base Score:	7.5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	5.5
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of 1Book (1.0.2 or later), available from the 1Scripts Web site. See References.

References:

• 1Book Changelog, v1.0.2 (June 4 2008): 1Book.
• 1Scripts Web site: 1Book.
• CVE-2008-2638: Static code injection vulnerability in guestbook.php in 1Book 1.0.1 and earlier allows remote attackers to upload arbitrary PHP code via the message parameter in an HTML webform, which is written to data.php.
• SA30146: 1Book "guestbook.php" PHP Code Execution
• VUPEN/ADV-2008-1735: 1Book Data Processing Remote Command Injection Vulnerability

Platforms Affected:

• 1Scripts 1Book 1.0.1 and prior

Reported:

Jun 04, 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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IBM Internet Security Systems is a trusted security advisor to thousands of the world's leading businesses and governments, helping to provide pre-emptive protection for networks, desktops and servers. The IBM Proventia? integrated security platform is designed to automatically protect against both known and unknown threats, helping to keep networks up and running and shield customers from online attacks before they impact business assets. IBM Internet Security Systems products and services are based on the proactive security intelligence of its X-Force? research and development team ? an unequivocal world authority in vulnerability and threat research. The IBM Internet Security Systems product line is also complemented by comprehensive Managed Security Services and Professional Security Services. For more information, visit the IBM Internet Security Systems Web site at www.iss.net or call 800-776-2362.