CVE-2021-39881

2021-10-0513:40:33

GitLab

www.cve.org

3.5 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.8%

JSON

In all versions of GitLab CE/EE since version 7.7, the application may let a malicious user create an OAuth client application with arbitrary scope names which may allow the malicious user to trick unsuspecting users to authorize the malicious client application using the spoofed scope name and description.

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=7.7, <14.1.7"
      },
      {
        "status": "affected",
        "version": ">=14.2, <14.2.5"
      },
      {
        "status": "affected",
        "version": ">=14.3, <14.3.1"
      }
    ]
  }
]