CVEvulnerability

CVE-2021-20185

5.3 MEDIUM Published 2021-01-28 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-01-28
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-400, CWE-770

Description

It was found in Moodle before version 3.10.1, 3.9.4, 3.8.7 and 3.5.16 that messaging did not impose a character limit when sending messages, which could result in client-side (browser) denial of service for users receiving very large messages.

Affected configurations

• moodle moodle (>= 3.5.0 < 3.5.16) • moodle moodle (>= 3.8.0 < 3.8.7) • moodle moodle (>= 3.9.0 < 3.9.4) • moodle moodle 3.10.0

Related

Weakness · CWE (2)

  • CWE-400 Uncontrolled Resource Consumption weakness
  • CWE-770 Allocation of Resources Without Limits or Throttling weakness

References