// For flags

CVE-2021-26038

[20210704] - Core - Privilege escalation through com_installer

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

An issue was discovered in Joomla! 2.5.0 through 3.9.27. Install action in com_installer lack the required hardcoded ACL checks for superusers. A default system is not affected cause the default ACL for com_installer is limited to super users already.

Se ha detectado un problema en Joomla! versiones 2.5.0 hasta 3.9.27. La acción de instalación en com_installer carece de las comprobaciones ACL embebidas requeridas para los superusuarios. Un sistema por defecto no está afectado porque la ACL por defecto para com_installer ya está limitada a los superusuarios

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-25 CVE Reserved
  • 2021-07-07 CVE Published
  • 2024-03-21 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Joomla
Search vendor "Joomla"
 Joomla\!
Search vendor "Joomla" for product "Joomla\!"
 >= 2.5.0 <= 3.9.27
Search vendor "Joomla" for product "Joomla\!" and version " >= 2.5.0 <= 3.9.27"
-
Affected