// For flags

CVE-2020-25630

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability was found in Moodle where the decompressed size of zip files was not checked against available user quota before unzipping them, which could lead to a denial of service risk. This affects versions 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versions. Fixed in 3.9.2, 3.8.5, 3.7.8 and 3.5.14.

Se encontró una vulnerabilidad en Moodle donde el tamaño descomprimido de los archivos zip no se verificaba con la cuota de usuario disponible antes de descomprimirlos, lo que podría conducir a un riesgo de denegación de servicio. Esto afecta a las versiones 3.9 hasta 3.9.1, 3.8 hasta 3.8.4, 3.7 hasta 3.7.7, 3.5 hasta 3.5.13 y versiones anteriores no compatibles. Corregido en versiones 3.9.2, 3.8.5, 3.7.8 y 3.5.14

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-09-16 CVE Reserved
  • 2020-12-08 CVE Published
  • 2023-08-23 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
https://moodle.org/mod/forum/discuss.php?d=410842 2020-12-08
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"
 >= 3.5.0 < 3.5.14
Search vendor "Moodle" for product "Moodle" and version " >= 3.5.0 < 3.5.14"
-
Affected
Moodle
Search vendor "Moodle"
 Moodle
Search vendor "Moodle" for product "Moodle"
 >= 3.7.0 < 3.7.8
Search vendor "Moodle" for product "Moodle" and version " >= 3.7.0 < 3.7.8"
-
Affected
Moodle
Search vendor "Moodle"
 Moodle
Search vendor "Moodle" for product "Moodle"
 >= 3.8.0 < 3.8.5
Search vendor "Moodle" for product "Moodle" and version " >= 3.8.0 < 3.8.5"
-
Affected
Moodle
Search vendor "Moodle"
 Moodle
Search vendor "Moodle" for product "Moodle"
 >= 3.9.0 < 3.9.2
Search vendor "Moodle" for product "Moodle" and version " >= 3.9.0 < 3.9.2"
-
Affected