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[email protected]CVE-2021-39881

HistoryOct 05, 2021 - 2:15 p.m.

CVE-2021-39881

2021-10-0514:15:07

[email protected]

web.nvd.nist.gov

gitlab

oauth

security

vulnerability

authorization

git

nvd

cve-2021-39881

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

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 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.

Affected configurations

NVD

Node

gitlabgitlabRange7.7.0–14.1.7community

gitlabgitlabRange7.7.0–14.1.7enterprise

gitlabgitlabRange14.2.0–14.2.5community

gitlabgitlabRange14.2.0–14.2.5enterprise

gitlabgitlabRange14.3.0–14.3.1community

gitlabgitlabRange14.3.0–14.3.1enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt14.1.7
gitlab:gitlabgitlablt14.2.5
gitlab:gitlabgitlablt14.3.1

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	14.1.7
gitlab:gitlab	gitlab	lt	14.2.5
gitlab:gitlab	gitlab	lt	14.3.1

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"
      }
    ]
  }
]