33057 : Cisco Firewall Services Module (FWSM) aaa Authentication Malformed HTTPS Request DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
3	193	over 4 years ago	over 3 years ago	4 times	90%

Timeline

Disclosure Date	Vendor Solution Date
2007-02-14	2007-02-14

Keywords

CSCsg50228

Description

Cisco Firewall Services Module (FWSM) contains a flaw that may allow a remote denial of service. The issue is triggered when certain malformed HTTPS requests are send through the auth-proxy feature, and will result in loss of availability for the system.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Security Software

Technical

This vulnerability is only present when the auth-proxy feature is enabled (not by default) and malformed HTTPS requests are send through the FWSM device.

Solution

Upgrade to FWSM version 3.1(3.18) or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Cisco Systems, Inc.	Firewall Services Module (FWSM)	3.1(1)
		3.1(3)
		3.1(2)
		3.1(3.18) (not affected)

References

CVE ID: 2007-0964 (see also: NVD)
Bugtraq ID: 22561
Secunia Advisory ID: 24172
ISS X-Force ID: 32505
Related OSVDB ID: 33054 33055 33056 33058 33059 33060 33061
VUPEN Advisory: ADV-2007-0609
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2007-02/0242.html
Generic Informational URL: http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?method=fetchBugDetails&bugId=CSCsg50228 [ Auth Req'd ]
Vendor Specific Advisory URL: http://www.cisco.com/en/US/products/products_security_advisory09186a00807e2481.shtml

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 5.4
Source: nvd.nist.gov | Generated: 2007-02-19 | Disagree?

Blogs

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