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Security Advisories for Bitbucket, January 2020

Atlassian announced three separate security advisories for Bitbucket Server and Data Center products on 15 January, 2020. This article is designed to help you determine which advisory may apply to you and how to ask for help here on Community.

Note: Bitbucket Cloud is not affected. Customers who have upgraded Bitbucket Server to versions 5.16.11, 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 higher are not affected.

Affected Versions

  • All 1.x.x, 2.x.x, 3.x.x, 4.x.x versions
  • All 5.x.x versions before 5.16.11
  • All 6.0.x versions before 6.0.11
  • All 6.1.x versions before 6.1.9
  • All 6.2.x versions before 6.2.7
  • All 6.3.x versions before 6.3.6
  • All 6.4.x versions before 6.4.4
  • All 6.5.x versions before 6.5.3
  • All 6.6.x versions before 6.6.3
  • All 6.7.x versions before 6.7.3
  • All 6.8.x versions before 6.8.2
  • All 6.9.x versions before 6.9.1

Fixed Versions

We recommend upgrading your Bitbucket Server and Data Center instances to one of the following versions:

  • Version 5.16.11 for versions 1.x.x to 5.x.x
  • Version 6.0.11 for versions 6.0.x
  • Version 6.1.9 for versions 6.1.x
  • Version 6.2.7 for versions 6.2.x
  • Version 6.3.6 for versions 6.3.x
  • Version 6.4.4 for versions 6.4.x
  • Version 6.5.3 for versions 6.5.x
  • Version 6.6.3 for versions 6.6.x
  • Version 6.7.3 for versions 6.7.x
  • Version 6.8.2 for versions 6.8.x
  • Version 6.9.1 for versions 6.9.x

CVE-2019-15010

Affects Bitbucket Server and Data Center versions starting from 3.0. 

Please read the advisory for full details.

If you have questions specifically about CVE-2019-15010, please use this link to ask here on Community.

CVE-2019-20097

Affects Bitbucket Server and Data Center versions starting from 1.0.

Please read the advisory for full details.

If you have questions specifically about CVE-2019-15010, please use this link to ask here on Community.

CVE-2019-15012

Affects Bitbucket Server and Data Center versions >= 4.13.

Please read the advisory for full details.

If you have questions specifically about CVE-2019-15010, please use this link to ask here on Community.

Mitigations

If you are not able to upgrade Bitbucket server immediately, as a temporary workaroundyou can use the following steps:

For CVE-2019-15012, the edit-file feature can be disabled by following the steps below:

  1. In bitbucket.properties, set feature.file.editor=false

  2. See Bitbucket Server config properties for more details.

There are no known workarounds for CVE-2019-15010 or CVE-2019-20097, so it's important to upgrade to a fixed version as soon as possible.

 

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