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CVE-2021-4191

MEDIUM
Published 2022-03-28T18:53:12
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CVSS Score

V3.1
5.3
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.523
probability
of exploitation in the wild

There is a 52.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.977
Higher than 97.7% of all CVEs

Attack Vector Metrics

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

Impact Metrics

Confidentiality
LOW
Integrity
NONE
Availability
NONE

Description

An issue has been discovered in GitLab CE/EE affecting versions 13.0 to 14.6.5, 14.7 to 14.7.4, and 14.8 to 14.8.2. Private GitLab instances with restricted sign-ups may be vulnerable to user enumeration to unauthenticated users through the GraphQL API.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

GitLab

GitLab

Affected Versions:

>=14.8, <14.8.2 >=14.7, <14.7.4 >=13.0, <14.6.5

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-m37q-w59j-4vr4

Advisory Details

An issue has been discovered in GitLab CE/EE affecting versions 13.0 to 14.6.5, 14.7 to 14.7.4, and 14.8 to 14.8.2. Private GitLab instances with restricted sign-ups may be vulnerable to user enumeration to unauthenticated users through the GraphQL API.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-4191
WEB https://hackerone.com/reports/1089609
WEB https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4191.json
WEB https://gitlab.com/gitlab-org/gitlab/-/issues/343898

Advisory provided by GitHub Security Advisory Database. Published: March 29, 2022, Modified: April 5, 2022

References

https://gitlab.com/gitlab-org/gitlab/-/issues/343898
https://hackerone.com/reports/1089609
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4191.json
Published: 2022-03-28T18:53:12
Last Modified: 2024-08-03T17:16:04.293Z
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