CVE-2017-18883
CVSS V2 Medium 6.4
CVSS V3 Critical 9.1
Description
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2, when serving as an OAuth 2.0 Service Provider. There is low entropy for authorization data.
Overview
- CVE ID
- CVE-2017-18883
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-06-19T19:15:10
- Last Modified Date
- 2020-07-02T18:06:24
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | 1 | OR | 4.1.2 | |
| cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | 1 | OR | 4.2.0 | 4.2.1 |
| cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc3:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc4:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 6.4
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 9.1
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://mattermost.com/security-updates/ | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2017-18883 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18883 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:41:30 | Added to TrackCVE | |||
| 2022-12-04 18:26:04 | 2020-06-19T19:15Z | 2020-06-19T19:15:10 | CVE Published Date | updated |
| 2022-12-04 18:26:05 | 2020-07-02T18:06:24 | CVE Modified Date | updated | |
| 2022-12-04 18:26:05 | Analyzed | Vulnerability Status | updated |