#VU40468 Permissions, Privileges, and Access Controls in Moodle - CVE-2015-5265

Vulnerability identifier: #VU40468

Vulnerability risk: Low

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

CVE-ID: CVE-2015-5265

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 authenticated user to manipulate data.

The wiki component in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 does not consider the mod/wiki:managefiles capability before authorizing file management, which allows remote authenticated users to delete arbitrary files by using a manage-files button in a text editor.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.7 - 2.7.9, 2.8 - 2.8.7, 2.9 - 2.9.1

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External links
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-48371
https://www.openwall.com/lists/oss-security/2015/09/21/1
https://www.securitytracker.com/id/1033619
https://moodle.org/mod/forum/discuss.php?d=320289

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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.