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Atlassian Update

2689
Classification
These posts contain security alerts, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

Critical

High

Medium

Low

Warning Date

Severity Level

Warning Number

Target Sector

16 January, 2020

● Critical

2020-802

All

Description:

Atlassian has released security update to address multiple vulnerabilities in the following product:

  • Bitbucket Server and Data Center
    • All 1.x.x, 2.x.x, 3.x.x, 4.x.x versions
    • from version 6.0.x before 6.0.11
    • from version 6.1.x before 6.1.9
    • from version 6.2.x before 6.2.7
    • from version 6.3.x before 6.3.6
    • from version 6.4.x before 6.4.4
    • from version 6.5.x before 6.5.3
    • from version 6.6.x before 6.6.3
    • from version 6.7.x before 6.7.3
    • from version 6.8.x before 6.8.2
    • from version 6.9.x before 6.9.1

Threats:

Attacker could exploit these vulnerabilities by doing the following:

  • Remote code execution using a specially crafted payload as user input.
  • Push malicious files to a repository on the victim's system.

Best practice and Recommendations:

The CERT team encourages users to review Atlassian security advisory and apply the necessary updates:

https://confluence.atlassian.com/bitbucketserver/bitbucket-server-security-advisory-2020-01-15-985498238.html

Last updated at 16 January, 2020

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