Insufficient Input Validation in Moodle by Moodle.org
CVE-2023-23923

8.2HIGH

Key Information:

Vendor

Moodle

Status
Vendor
CVE Published:
17 February 2023

What is CVE-2023-23923?

A vulnerability in Moodle exists due to inadequate restrictions on the 'start page' preference. This flaw enables a remote attacker to modify the preference for another user, potentially allowing unauthorized access to restricted features within the platform. Organizations using vulnerable versions of Moodle should assess their systems and apply necessary security patches to mitigate risks associated with this vulnerability.

Affected Version(s)

moodle Affects Moodle 4.1, 4.0 to 4.0.5, 3.11 to 3.11.11, 3.9 to 3.9.18, Fixed in 4.1.1, 4.0.6, 3.11.12 and 3.9.19

References

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.