Vulnerability identifier: #VU22905

Vulnerability risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-14882

CWE-ID: CWE-601

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data in Lesson edit page. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Moodle: 3.5.0 - 3.5.8, 3.6.0 - 3.6.6, 3.7.0 - 3.7.2, 3.1.0 - 3.1.18, 3.4.0 - 3.4.9, 3.3.0 - 3.3.9, 3.2.0 - 3.2.9, 3.0 - 3.0.10, 2.9 - 2.9.9, 2.8 - 2.8.12, 2.7 - 2.7.20, 2.6 - 2.6.11, 2.5 - 2.5.9, 2.4 - 2.4.11, 2.3 - 2.3.11, 2.2 - 2.2.11, 2.1 - 2.1.10, 2.0 - 2.0.10, 1.9 - 1.9.19, 1.8 - 1.8.14, 1.7 - 1.7.7, 1.6 - 1.6.9, 1.5 - 1.5.4, 1.4.0 - 1.4.5, 1.3 - 1.3.5, 1.2 - 1.2.1, 1.1.0 - 1.1.1, 1.0.0 - 1.0.9

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External links
http://moodle.org/mod/forum/discuss.php?d=393585

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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.