Vulnerability Details : CVE-2021-36395

In Moodle, the file repository's URL parsing required additional recursion handling to mitigate the risk of recursion denial of service.
Published 2023-03-06 21:15:11
Updated 2023-03-13 15:22:05
Source Fedora Project
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2021-36395

Exploit prediction scoring system (EPSS) score for CVE-2021-36395

EPSS FAQ
0.09%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-36395

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
 NIST

CWE ids for CVE-2021-36395

  • The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
    Assigned by: patrick@puiterwijk.org (Secondary)
  • The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-36395

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