Vulnerability identifier: #VU48135

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13351

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Gitlab Community Edition
Universal components / Libraries / Software for developers
GitLab Enterprise Edition
Universal components / Libraries / Software for developers

Vendor: GitLab, Inc

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to application does not properly impose security restrictions in scheduled pipeline API. A remte attacker can read variable names and values for scheduled pipelines on projects.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 13.0.0 - 13.5.1

GitLab Enterprise Edition: 13.0.0 - 13.5.1

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External links
http://about.gitlab.com/releases/2020/11/02/security-release-gitlab-13-5-2-released/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.