CVE-2021-39881

low

Description

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.

References

https://hackerone.com/reports/494530

https://gitlab.com/gitlab-org/gitlab/-/issues/26695

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39881.json

Details

Source: Mitre, NVD

Published: 2021-10-05

Updated: 2021-10-09

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 3.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Severity: Low