#VU42827 Permissions, Privileges, and Access Controls in Moodle - CVE-2013-2081

Vulnerability identifier: #VU42827

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-2013-2081

CWE-ID: CWE-264

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 through 2.1.10, 2.2.x before 2.2.10, 2.3.x before 2.3.7, and 2.4.x before 2.4.4 does not consider "don't send" attributes during hub registration, which allows remote hubs to obtain sensitive site information by reading form data.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.1 - 2.1.10, 2.2 - 2.2.9, 2.3 - 2.3.6, 2.4 - 2.4.3

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External links
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37822
https://lists.fedoraproject.org/pipermail/package-announce/2013-May/106965.html
https://lists.fedoraproject.org/pipermail/package-announce/2013-May/106988.html
https://lists.fedoraproject.org/pipermail/package-announce/2013-May/107026.html
https://openwall.com/lists/oss-security/2013/05/21/1
https://moodle.org/mod/forum/discuss.php?d=228933

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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.