What is the severity of CVE-2023-1555?

The severity of CVE-2023-1555 is medium with a CVSS score of 4.3.

What software versions are affected by CVE-2023-1555?

CVE-2023-1555 affects GitLab versions 15.2 to 16.1.5, 16.2 to 16.2.5, and 16.3 to 16.3.1.

How can a namespace-level banned user access the API?

A namespace-level banned user can access the API due to the vulnerability in GitLab.

Where can I find more information about CVE-2023-1555?

You can find more information about CVE-2023-1555 on the GitLab issue page (https://gitlab.com/gitlab-org/gitlab/-/issues/398587) and the HackerOne report (https://hackerone.com/reports/1911908).

Vulnerability/
CVE-2023-1555

medium

4.3

CWE

284 262

1/9/2023

3/10/2024

CVE-2023-1555: Missing Authorization in GitLab

Q: What is CVE-2023-1555?

CVE-2023-1555 is an issue discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.

First published: Fri Sep 01 2023(Updated: )

An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.

Credit: cve@gitlab.com cve@gitlab.com

Affected Software	Affected Version	How to fix
GitLab GitLab	>=15.2.0<16.1.5
GitLab GitLab	>=15.2.0<16.1.5
GitLab GitLab	>=16.2<16.2.5
GitLab GitLab	>=16.2<16.2.5
GitLab GitLab	=16.3.0
GitLab GitLab	=16.3.0

Remedy

Upgrade to versions 16.3.1, 16.2.5, 16.1.5 or above.

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2023-1555?
CVE-2023-1555 is an issue discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.
What is the severity of CVE-2023-1555?
The severity of CVE-2023-1555 is medium with a CVSS score of 4.3.
What software versions are affected by CVE-2023-1555?
CVE-2023-1555 affects GitLab versions 15.2 to 16.1.5, 16.2 to 16.2.5, and 16.3 to 16.3.1.
How can a namespace-level banned user access the API?
A namespace-level banned user can access the API due to the vulnerability in GitLab.
Where can I find more information about CVE-2023-1555?
You can find more information about CVE-2023-1555 on the GitLab issue page (https://gitlab.com/gitlab-org/gitlab/-/issues/398587) and the HackerOne report (https://hackerone.com/reports/1911908).

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agent/weakness
agent/last-modified-date
agent/title
collector/nvd-api
source/NVD
agent/software-canonical-lookup
vendor/gitlab
canonical/gitlab gitlab
version/gitlab gitlab/15.2.0
version/gitlab gitlab/16.2
version/gitlab gitlab/16.3.0

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