#VU43870 Information disclosure in Moodle - CVE-2011-4283

Vulnerability identifier: #VU43870

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2011-4283

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

Moodle 1.9.x before 1.9.11 and 2.0.x before 2.0.2 places an IMS enterprise enrolment file in the course-files area, which allows remote attackers to obtain sensitive information via a request for imsenterprise-enrol.xml.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 1.9 - 1.9.10, 2.0 - 2.0.1

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External links
https://git.moodle.org/gw?p=moodle.git;a=commit;h=6fde0dac702b3d0954bd1c34d427944e9cd89ae6
https://moodle.org/mod/forum/discuss.php?d=170009
https://openwall.com/lists/oss-security/2011/11/14/1

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.