CVE-2020-13347

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se detectó una vulnerabilidad de inyección de comandos en el ejecutor de Gitlab versiones anteriores a 13.2.4, 13.3.2 y 13.4.1. Cuando el ejecutor está configurado en un sistema Windows con un ejecutor docker, permitiendo al atacante ejecutar comandos arbitrarios en el host de Windows, por medio de la variable de compilación DOCKER_AUTH_CONFIG

*Credits: Thanks [ajxchapman](https://hackerone.com/ajxchapman) for reporting this vulnerability through our HackerOne bug bounty program

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-05-21 CVE Reserved
2020-10-07 CVE Published
2024-03-12 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13347.json	2021-07-21
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/26725	2021-07-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 12.0.0 < 13.2.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 12.0.0 < 13.2.4"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 12.0.0 < 13.2.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 12.0.0 < 13.2.4"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.3.0 < 13.3.2 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.3.0 < 13.3.2"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.3.0 < 13.3.2 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.3.0 < 13.3.2"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.4.0 < 13.4.1 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.4.0 < 13.4.1"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 13.4.0 < 13.4.1 Search vendor "Gitlab" for product "Gitlab" and version " >= 13.4.0 < 13.4.1"		enterprise		Affected