#VU42960 Information disclosure in Moodle - CVE-2013-1829

Vulnerability identifier: #VU42960

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2013-1829

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 #AU# to gain access to sensitive information.

calendar/managesubscriptions.php in Moodle 2.4.x before 2.4.2 does not consider capability requirements before displaying calendar subscriptions, which allows remote authenticated users to obtain potentially sensitive information by leveraging the student role.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.4 - 2.4.1

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External links
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37338
https://openwall.com/lists/oss-security/2013/03/25/2
https://moodle.org/mod/forum/discuss.php?d=225339

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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