GForge unspecified symlink

gforge-unspecified-symlink (42456)

Medium Risk

Description:

GForge could allow a local attacker to launch a symlink attack. Predictable temporary files are used insecurely. A local attacker could exploit this vulnerability by creating a symbolic link from the temporary file to other files on the system, which would allow the attacker to overwrite arbitrary files on the system.

*CVSS:

Base Score:	3.3
Access Vector:	Local
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	2.9
Exploitability:	High
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

File Manipulation

Remedy:

Refer to DSA-1577 for patch, upgrade or suggested workaround information. See References.

References:

• GForge Web site: GForge Collaborative Development Environment CDE: Welcome.
• BID-29215: GForge Insecure Temporary File Creation Vulnerability
• CVE-2008-0167: The write_array_file function in utils/include.pl in GForge 4.5.14 updates configuration files by truncating them to zero length and then writing new data, which might allow attackers to bypass intended access restrictions or have unspecified other impact in opportunistic circumstances.
• DSA-1577: gforge -- insecure temporary files
• SA30088: GForge Insecure Temporary Files
• VUPEN/ADV-2008-1537: GForge Multiple Script Insecure Temporary Files Vulnerability

Platforms Affected:

• Debian Debian Linux 4.0
• GForge GForge 4.5.14

Reported:

May 14, 2008

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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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