CVE-2023-23923

Moodle: possible to set the preferred "start page" of other users

Description

The vulnerability was found Moodle which exists due to insufficient limitations on the "start page" preference. A remote attacker can set that preference for another user. The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

Category

8.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.36%
Vendor Advisory moodle.org
Published at:
Updated at:

References

Link Tags
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76862 patch
https://bugzilla.redhat.com/show_bug.cgi?id=2162549 issue tracking third party advisory
https://moodle.org/mod/forum/discuss.php?d=443274#p1782023 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-23923?
CVE-2023-23923 has been scored as a high severity vulnerability.
How to fix CVE-2023-23923?
To fix CVE-2023-23923, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-23923 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-23923 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-23923?
CVE-2023-23923 affects .
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