CVE-2021-20187
Severity Score
7.2
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
It was found in Moodle before version 3.10.1, 3.9.4, 3.8.7 and 3.5.16 that it was possible for site administrators to execute arbitrary PHP scripts via a PHP include used during Shibboleth authentication.
Se encontró en Moodle versiones anteriores a 3.10.1, 3.9.4, 3.8.7 y 3.5.16, que era posible para los administradores del sitio ejecutar scripts PHP arbitrarios por medio de una inclusión PHP usada durante la autenticación Shibboleth
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-01-28 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-94: Improper Control of Generation of Code ('Code Injection')
- CWE-829: Inclusion of Functionality from Untrusted Control Sphere
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://moodle.org/mod/forum/discuss.php?d=417171 | 2022-10-21 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Moodle Search vendor "Moodle" | Moodle Search vendor "Moodle" for product "Moodle" | < 3.5.16 Search vendor "Moodle" for product "Moodle" and version " < 3.5.16" | - |
Affected
| ||||||
| Moodle Search vendor "Moodle" | Moodle Search vendor "Moodle" for product "Moodle" | >= 3.8.0 < 3.8.7 Search vendor "Moodle" for product "Moodle" and version " >= 3.8.0 < 3.8.7" | - |
Affected
| ||||||
| Moodle Search vendor "Moodle" | Moodle Search vendor "Moodle" for product "Moodle" | >= 3.9.0 < 3.9.4 Search vendor "Moodle" for product "Moodle" and version " >= 3.9.0 < 3.9.4" | - |
Affected
| ||||||
| Moodle Search vendor "Moodle" | Moodle Search vendor "Moodle" for product "Moodle" | 3.10.0 Search vendor "Moodle" for product "Moodle" and version "3.10.0" | - |
Affected
| ||||||