PT-2021-11970 · Atlassian · Bitbucket+1

Will Dormann · Published 2021-02-18 · Updated 2021-02-24 · CVE-2020-36233

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Atlassian Bitbucket Server and Data Center versions prior to 6.10.9 Atlassian Bitbucket Server and Data Center versions 7.x prior to 7.6.4 Atlassian Bitbucket Server and Data Center versions 7.7.0 through 7.10.0

Description: The issue allows local attackers to escalate privileges due to weak permissions on the installation directory.

Recommendations: For versions prior to 6.10.9, update to version 6.10.9 or later. For versions 7.x prior to 7.6.4, update to version 7.6.4 or later. For versions 7.7.0 through 7.10.0, update to version 7.10.1 or later.

Fix

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2020-36233

Affected Products

Bitbucket

Bitbucket Server

References · 5

• https://osv.dev/vulnerability/CVE-2020-36233 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-36233 · Security Note
• https://jira.atlassian.com/browse/BSERV-12753 · Vendor Advisory
• https://kb.cert.org/vuls/id/240785 · Note
• https://t.me/cibsecurity/23835 · Telegram Post