CVE-2021-36396

State: Published
Severity: 7.5 High
Published: Mar 6, 2023
Updated: Mar 5, 2025
Reserved: Jul 12, 2021

Description

In Moodle, insufficient redirect handling made it possible to blindly bypass cURL blocked hosts/allowed ports restrictions, resulting in a blind SSRF risk.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	CISA-ADP

Weaknesses

CWE-918

Affected Products

Product	Versions
Moodlen/a	3.11, 3.10 to 3.10.4, 3.9 to 3.9.7 and earlier unsupported versionsAffected

References

https://moodle.org/mod/forum/discuss.php?d=424802

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