71009 : Simple Machines Forum (SMF) SSI.php Guest Access Restriction Bypass
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
8	1456	about 2 years ago	over 1 year ago	6 times	100%

Timeline

Disclosure Date
2011-02-12

Description

Simple Machines Forum contains a flaw related to the SSI.php failing to check for guest access permission during function calls. This may allow an attacker to call restricted functions and disclose 'Recent Posts' and 'Recent Topics' in forums which have guest access disabled.

Classification

Location: Remote / Network Access
Attack Type: Information Disclosure
Impact: Loss of Confidentiality
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade to version 1.1.13 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Simple Machines

Simple Machines Forum

1.1.12

References

CVE ID: 2011-1127 (see also: NVD)
Secunia Advisory ID: 43436
Vendor Specific News/Changelog Entry: http://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zip
http://www.simplemachines.org/community/index.php?topic=421547.0
Other Advisory URL: http://www.openwall.com/lists/oss-security/2011/02/22/17
http://www.openwall.com/lists/oss-security/2011/03/02/4
http://www.simplemachines.org/community/index.php?P=2fd5266e000b83407b05d142bd006d4a&topic=421547.0

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 10.0
Source: nvd.nist.gov | Generated: 2011-06-21 | Disagree?

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