PT-2020-10335 · Atlassian · Bitbucket+1

Published 2020-01-15 · Updated 2020-08-24 · CVE-2019-20097

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Bitbucket Server and Bitbucket Data Center versions prior to 5.16.11 Bitbucket Server and Bitbucket Data Center versions 6.0.0 through 6.0.10 Bitbucket Server and Bitbucket Data Center versions 6.1.0 through 6.1.8 Bitbucket Server and Bitbucket Data Center versions 6.2.0 through 6.2.6 Bitbucket Server and Bitbucket Data Center versions 6.3.0 through 6.3.5 Bitbucket Server and Bitbucket Data Center versions 6.4.0 through 6.4.3 Bitbucket Server and Bitbucket Data Center versions 6.5.0 through 6.5.2 Bitbucket Server and Bitbucket Data Center versions 6.6.0 through 6.6.2 Bitbucket Server and Bitbucket Data Center versions 6.7.0 through 6.7.2 Bitbucket Server and Bitbucket Data Center versions 6.8.0 through 6.8.1 Bitbucket Server and Bitbucket Data Center versions 6.9.0

Description A remote code execution issue exists via the post-receive hook. An attacker with permission to clone and push files to a repository can exploit this to execute arbitrary commands on the system using a specially crafted file.

Recommendations Update to version 5.16.11 or later for versions prior to 5.16.11. Update to version 6.0.11 or later for versions 6.0.0 through 6.0.10. Update to version 6.1.9 or later for versions 6.1.0 through 6.1.8. Update to version 6.2.7 or later for versions 6.2.0 through 6.2.6. Update to version 6.3.6 or later for versions 6.3.0 through 6.3.5. Update to version 6.4.4 or later for versions 6.4.0 through 6.4.3. Update to version 6.5.3 or later for versions 6.5.0 through 6.5.2. Update to version 6.6.3 or later for versions 6.6.0 through 6.6.2. Update to version 6.7.3 or later for versions 6.7.0 through 6.7.2. Update to version 6.8.2 or later for versions 6.8.0 through 6.8.1. Update to version 6.9.1 or later for version 6.9.0.

Fix

Related Identifiers

CVE-2019-20097

Affected Products

Bitbucket

Bitbucket Server

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2019-20097 · Security Note
• https://osv.dev/vulnerability/CVE-2019-20097 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20097 · Security Note
• https://jira.atlassian.com/browse/BSERV-12099 · Vendor Advisory