CVE-2021-39891
CVSS V2 Medium 4
CVSS V3 Medium 4.9
Description
In all versions of GitLab CE/EE since version 8.0, access tokens created as part of admin's impersonation of a user are not cleared at the end of impersonation which may lead to unnecessary sensitive info disclosure.
Overview
- CVE ID
- CVE-2021-39891
- Assigner
- cve@gitlab.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-05T14:15:08
- Last Modified Date
- 2022-07-12T17:42:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 1 | OR | 8.0.0 | 14.1.7 |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 1 | OR | 8.0.0 | 14.1.7 |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 1 | OR | 14.2.0 | 14.2.5 |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 1 | OR | 14.2.0 | 14.2.5 |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 1 | OR | 14.3.0 | 14.3.1 |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 1 | OR | 14.3.0 | 14.3.1 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 4.9
- Base Severity
- MEDIUM
- Exploitability Score
- 1.2
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://gitlab.com/gitlab-org/gitlab/-/issues/335137 | Broken Link |
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39891.json | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-39891 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39891 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:51:56 | Added to TrackCVE | |||
| 2022-12-05 11:49:28 | 2021-10-05T14:15Z | 2021-10-05T14:15:08 | CVE Published Date | updated |
| 2022-12-05 11:49:28 | 2022-07-12T17:42:04 | CVE Modified Date | updated | |
| 2022-12-05 11:49:28 | Analyzed | Vulnerability Status | updated |