CVE-2019-20097

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Bitbucket Server and Bitbucket Data Center versions starting from 1.0.0 before 5.16.11, from version 6.0.0 before 6.0.11, from version 6.1.0 before 6.1.9, from version 6.2.0 before 6.2.7, from version 6.3.0 before 6.3.6, from version 6.4.0 before 6.4.4, from version 6.5.0 before 6.5.3, from version 6.6.0 before 6.6.3, from version 6.7.0 before 6.7.3, from version 6.8.0 before 6.8.2, from version 6.9.0 before 6.9.1 had a Remote Code Execution vulnerability via the post-receive hook. A remote attacker with permission to clone and push files to a repository on the victim's Bitbucket Server or Bitbucket Data Center instance, can exploit this vulnerability to execute arbitrary commands on the Bitbucket Server or Bitbucket Data Center systems, using a file with specially crafted content.

Bitbucket Server y Bitbucket Data Center versiones comenzando desde 1.0.0 anteriores a la versión 5.16.11, desde versión 6.0.0 anteriores a la versión 6.0.11, desde versión 6.1.0 anteriores a la versión 6.1.9, desde versión 6.2.0 anteriores a la versión 6.2.7, desde versión 6.3 .0 anteriores a la versión 6.3.6, desde versión 6.4.0 anteriores a la versión 6.4.4, desde versión 6.5.0 anteriores a 6.5.3, desde versión 6.6.0 anteriores a 6.6.3, desde versión 6.7.0 anteriores a la versión 6.7.3, desde versión 6.8 .0 anteriores a la versión 6.8.2, desde versión 6.9.0 anteriores a la versión 6.9.1, tiene una vulnerabilidad de Ejecución de Código Remota por medio del enlace post-receive. Un atacante remoto con permiso para clonar y colocar archivos a un repositorio en la instancia de Bitbucket Server o Bitbucket Data Center de la víctima, puede explotar esta vulnerabilidad para ejecutar comandos arbitrarios en los sistemas Bitbucket Server o Bitbucket Data Center, utilizando un archivo con contenido especialmente diseñado.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-30 CVE Reserved
2020-01-15 CVE Published
2024-02-24 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://jira.atlassian.com/browse/BSERV-12099	2020-08-24

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 1.0.0 < 5.6.11 Search vendor "Atlassian" for product "Bitbucket" and version " >= 1.0.0 < 5.6.11"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.0.0 < 6.0.11 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.0.0 < 6.0.11"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.1.0 < 6.1.9 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.1.0 < 6.1.9"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.2.0 < 6.2.7 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.2.0 < 6.2.7"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.3.0 < 6.3.6 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.3.0 < 6.3.6"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.4.0 < 6.4.4 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.4.0 < 6.4.4"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.5.0 < 6.5.3 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.5.0 < 6.5.3"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.6.0 < 6.6.3 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.6.0 < 6.6.3"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.7.0 < 6.7.3 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.7.0 < 6.7.3"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.8.0 < 6.8.2 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.8.0 < 6.8.2"		-		Affected
Atlassian Search vendor "Atlassian"		Bitbucket Search vendor "Atlassian" for product "Bitbucket"				>= 6.9.0 < 6.9.1 Search vendor "Atlassian" for product "Bitbucket" and version " >= 6.9.0 < 6.9.1"		-		Affected