PT-2018-16816 · Atlassian · Bitbucket Server+1

Matt Hart · Published 2018-03-22 · Updated 2018-04-20 · CVE-2018-5225

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Atlassian Bitbucket Server versions 4.13.0 through 5.4.7 Atlassian Bitbucket Server versions 5.5.0 through 5.5.7 Atlassian Bitbucket Server versions 5.6.0 through 5.6.4 Atlassian Bitbucket Server versions 5.7.0 through 5.7.2 Atlassian Bitbucket Server versions 5.8.0 through 5.8.1

Description The issue allows authenticated users to gain remote code execution using the in-browser editing feature via editing a symbolic link within a repository.

Recommendations For versions 4.13.0 through 5.4.7, update to version 5.4.8 or later. For versions 5.5.0 through 5.5.7, update to version 5.5.8 or later. For versions 5.6.0 through 5.6.4, update to version 5.6.5 or later. For versions 5.7.0 through 5.7.2, update to version 5.7.3 or later. For versions 5.8.0 through 5.8.1, update to version 5.8.2 or later.

Fix

RCE

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2018-5225

Affected Products

Bitbucket Server

Bitbucket

References · 6

• https://osv.dev/vulnerability/CVE-2018-5225 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5225 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-5225 · Security Note
• https://jira.atlassian.com/browse/BSERV-10684 · Vendor Advisory
• https://confluence.atlassian.com/x/3WNsO · Vendor Advisory
• http://securityfocus.com/bid/103488 · Note