CVE-2017-18894
Severity Score
8.1
*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 Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. Sometimes. resource-owner authorization is bypassed, allowing account takeover.
Se detectó un problema en Mattermost Server versiones anteriores a 4.2.0, 4.1.1 y 4.0.5, cuando se usaba como proveedor de servicios OAuth versión 2.0. Algunas veces, es omitida la autorización del propietario del recurso, lo que permite la toma de control de la cuenta
*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
- 2020-06-19 CVE Reserved
- 2020-06-19 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-05 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-732: Incorrect Permission Assignment for Critical Resource
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://mattermost.com/security-updates | 2020-06-26 |
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" | < 4.0.5 Search vendor "Mattermost" for product "Mattermost Server" and version " < 4.0.5" | - |
Affected
| ||||||
| Mattermost Search vendor "Mattermost" | Mattermost Server Search vendor "Mattermost" for product "Mattermost Server" | >= 4.1.0 < 4.1.1 Search vendor "Mattermost" for product "Mattermost Server" and version " >= 4.1.0 < 4.1.1" | - |
Affected
| ||||||
| Mattermost Search vendor "Mattermost" | Mattermost Server Search vendor "Mattermost" for product "Mattermost Server" | 4.2.0 Search vendor "Mattermost" for product "Mattermost Server" and version "4.2.0" | rc1 |
Affected
| ||||||
| Mattermost Search vendor "Mattermost" | Mattermost Server Search vendor "Mattermost" for product "Mattermost Server" | 4.2.0 Search vendor "Mattermost" for product "Mattermost Server" and version "4.2.0" | rc2 |
Affected
| ||||||
| Mattermost Search vendor "Mattermost" | Mattermost Server Search vendor "Mattermost" for product "Mattermost Server" | 4.2.0 Search vendor "Mattermost" for product "Mattermost Server" and version "4.2.0" | rc3 |
Affected
| ||||||
| Mattermost Search vendor "Mattermost" | Mattermost Server Search vendor "Mattermost" for product "Mattermost Server" | 4.2.0 Search vendor "Mattermost" for product "Mattermost Server" and version "4.2.0" | rc4 |
Affected
| ||||||