77502 : Moodle user/action_redir Messaging Interface Username Disclosure
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2011-12-07

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-4593" target="_blank">CVE</a>)</em> : Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, and 2.1.x before 2.1.3 does not properly handle user/action_redir group messages, which allows remote authenticated users to discover e-mail addresses by visiting the messaging interface.

Classification

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

Solution

Upgrade to version 2.1.3 or higher or 2.0.6 or higher or 1.9.15 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

Related OSVDB ID: 77499 77500 77503 77504
CVE ID: 2011-4593 (see also: NVD)
Secunia Advisory ID: 47076 47103
Bugtraq ID: 50923
Vendor Specific Solution URL: http://git.moodle.org/gw?p=moodle.git;a=commit;h=e94113a859015a4a80b9397957b8fc4044e2951f
Vendor Specific Advisory URL: http://moodle.org/mod/forum/discuss.php?d=191762
Vendor Specific News/Changelog Entry: https://bugzilla.redhat.com/show_bug.cgi?id=761248

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 4.0
Source: nvd.nist.gov | Generated: 2012-07-20 | Disagree?

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