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CVE-2020-13347

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Date: October 7, 2020

A command injection vulnerability was discovered in Gitlab runner versions prior to 13.2.4, 13.3.2 and 13.4.1. When the runner is configured on a Windows system with a docker executor, which allows the attacker to run arbitrary commands on Windows host, via DOCKER_AUTH_CONFIG build variable.

Language: Go

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2020-13347
https://hackerone.com/reports/955016
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13347
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13347.json
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/26725
https://www.mend.io/vulnerability-database/CVE-2020-13347

Severity Score

Weakness Type (CWE)

Command Injection

CWE-77

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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