Vulnerability identifier: #VU25033

Vulnerability risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-8114

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

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

Vendor: GitLab, Inc

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the permissions are not being validated in the ProjectExportWorker for the user scheduling exports. A remote attacker can gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 8.0.1 - 12.7.2

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External links
http://about.gitlab.com/releases/2020/01/30/security-release-gitlab-12-7-4-released/
http://about.gitlab.com/releases/categories/releases/
http://gitlab.com/gitlab-org/gitlab/issues/37468

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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.