Vulnerability identifier: #VU54987
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:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Moodle
Web applications /
Other software
Vendor: moodle.org
Description
The vulnerability allows a remote attacker to perform phishing attack.
The vulnerability exists due to insufficient validation of user-supplied input when processing email notifications containing HTML. In some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which may pose a phishing risk.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Moodle: 3.11 - 3.11.0, 3.9.0 - 3.9.7, 3.10.0 - 3.10.4
External links
http://moodle.org/mod/forum/discuss.php?d=424809
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-71919
http://tracker.moodle.org/browse/MDL-71919
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.