Insufficient Input Validation in Moodle by Moodle.org
CVE-2023-23923
8.2HIGH
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