// For flags

CVE-2023-2515

Privilege escalation to system admin via personal access tokens

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin

*Credits: Eva Sarafianou
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-05-04 CVE Reserved
  • 2023-05-12 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-10-22 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-863: Incorrect Authorization
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://mattermost.com/security-updates 2023-05-23
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mattermost
Search vendor "Mattermost"
Mattermost Server
Search vendor "Mattermost" for product "Mattermost Server"
< 7.1.8
Search vendor "Mattermost" for product "Mattermost Server" and version " < 7.1.8"
-
Affected
Mattermost
Search vendor "Mattermost"
Mattermost Server
Search vendor "Mattermost" for product "Mattermost Server"
>= 7.2.0 < 7.7.4
Search vendor "Mattermost" for product "Mattermost Server" and version " >= 7.2.0 < 7.7.4"
-
Affected
Mattermost
Search vendor "Mattermost"
Mattermost Server
Search vendor "Mattermost" for product "Mattermost Server"
>= 7.8.0 < 7.8.3
Search vendor "Mattermost" for product "Mattermost Server" and version " >= 7.8.0 < 7.8.3"
-
Affected
Mattermost
Search vendor "Mattermost"
Mattermost Server
Search vendor "Mattermost" for product "Mattermost Server"
>= 7.9.0 < 7.9.2
Search vendor "Mattermost" for product "Mattermost Server" and version " >= 7.9.0 < 7.9.2"
-
Affected