Fortinet FortiGate URL security bypass

fortinet-url-security-bypass (39684)

Medium Risk

Description:

Fortinet FortiGate could allow a remote attacker to bypass security restrictions. An attacker could send a specially-crafted GET or POSt request to bypass the URL blocking feature and gain access to prohibited Web sites.

*CVSS:

Base Score:	7.5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	6.4
Exploitability:	Proof-of-Concept
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Bypass Security

Remedy:

No remedy available as of May 1, 2013.

References:

• Dailydave Mailing List, Thu Jan 3 18:35:13 EST 2008: FortiGuard: URL Filtering Application Bypass Vulnerability.
• Fortinet FortiOS Web site: Fortinet Award-Winning Products: complete, real-time network protection solutions.
• BID-27276: Fortinet Fortigate CRLF Characters URL Filtering Bypass Vulnerability
• CVE-2008-7161: Fortinet FortiGuard Fortinet FortiGate-1000 3.00 build 040075,070111 allows remote attackers to bypass URL filtering via fragmented GET or POST requests that use HTTP/1.0 without the Host header. NOTE: this issue might be related to CVE-2005-3058.

Platforms Affected:

• Fortinet Fortinet FortiGate-1000 3.00

Reported:

Jan 03, 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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