CVE-2019-20097

High

Description

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.

SeverityHigh
CVSS8.8
Exploit probability—
ProductAtlassian Bitbucket
PublishedJan 15, 2020
First seenJan 15, 2020

How to fix

Update
  • atlassian bitbucket5.6.11, 6.0.11, 6.1.9, 6.2.7, 6.3.6, 6.4.4, 6.5.3, 6.6.3, 6.7.3, 6.8.2, 6.9.1 or later

Affected products

ProductAffected versionsFixed in
atlassian bitbucket1.0.0 ≤ v < 5.6.11, 6.0.0 ≤ v < 6.0.11, 6.1.0 ≤ v < 6.1.9, 6.2.0 ≤ v < 6.2.7, 6.3.0 ≤ v < 6.3.6, 6.4.0 ≤ v < 6.4.4, 6.5.0 ≤ v < 6.5.3, 6.6.0 ≤ v < 6.6.3, 6.7.0 ≤ v < 6.7.3, 6.8.0 ≤ v < 6.8.2, 6.9.0 ≤ v < 6.9.15.6.11, 6.0.11, 6.1.9, 6.2.7, 6.3.6, 6.4.4, 6.5.3, 6.6.3, 6.7.3, 6.8.2, 6.9.1

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