#VU40452 Information disclosure in Moodle and Fedora - CVE-2016-0724

Vulnerability identifier: #VU40452

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2016-0724

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software
Fedora
Operating systems & Components / Operating system

Vendor: moodle.org
Fedoraproject

Description

The vulnerability allows a remote authenticated user to gain access to sensitive information.

The (1) core_enrol_get_course_enrolment_methods and (2) enrol_self_get_instance_info web services in Moodle through 2.6.11, 2.7.x before 2.7.12, 2.8.x before 2.8.10, 2.9.x before 2.9.4, and 3.0.x before 3.0.2 do not consider the moodle/course:viewhiddencourses capability, which allows remote authenticated users to obtain sensitive information via a web-service request.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.7 - 2.7.11, 2.8 - 2.8.9, 2.9 - 2.9.3, 3.0 - 3.0.1

Fedora: 2.7 - 23

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External links
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52072
https://lists.fedoraproject.org/pipermail/package-announce/2016-February/176502.html
https://lists.fedoraproject.org/pipermail/package-announce/2016-January/176436.html
https://www.openwall.com/lists/oss-security/2016/01/18/1
https://www.securitytracker.com/id/1034694
https://moodle.org/mod/forum/discuss.php?d=326205

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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