Moodle OAuth2 Account Deletion Authorization Bypass
CVE-2024-45690 Published on November 20, 2024

Moodle: idor when deleting oauth2 linked accounts
A flaw was found in Moodle. Additional checks were required to ensure users can only delete their OAuth2-linked accounts.

NVD

Vulnerability Analysis

CVE-2024-45690 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
HIGH
Availability Impact:
NONE

Timeline

Reported to Red Hat.

Made public. 5 days later.

Weakness Type

Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.


Products Associated with CVE-2024-45690

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Moodle
 

Exploit Probability

EPSS
0.39%
Percentile
59.83%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.