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CVE-2021-39903

MEDIUM
Published 2021-11-04T22:42:01
Actions:

Expert Analysis

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CVSS Score

V3.1
6.5
/10
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.487
Higher than 48.7% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Description

In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

GitLab

GitLab

Affected Versions:

>=13.0, <14.2.6 >=14.3, <14.3.4 >=14.4, <14.4.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-p967-h43j-8p83

Advisory Details

In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-39903
WEB https://hackerone.com/reports/1086781
WEB https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39903.json
WEB https://gitlab.com/gitlab-org/gitlab/-/issues/300017

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: July 13, 2022

References

https://gitlab.com/gitlab-org/gitlab/-/issues/300017
https://hackerone.com/reports/1086781
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39903.json
Published: 2021-11-04T22:42:01
Last Modified: 2024-08-04T02:20:33.686Z
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