Vulnerability identifier: #VU22906

Vulnerability risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-14883

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to Moodle does not invalidate tokens after account expiration. A remote attacker that has a valid email media URL token and knows a file path of the attachment can access email attachments after account expiration.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Moodle: 3.7.0 - 3.7.2, 3.6.0 - 3.6.6

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External links
http://moodle.org/mod/forum/discuss.php?d=393586

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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.