PT-2021-22390 · Atlassian · Jira

Published 2021-10-21 · Updated 2022-04-15 · CVE-2021-39126

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Atlassian Jira Server and Data Center versions prior to 8.5.10 Atlassian Jira Server and Data Center versions 8.6.0 through 8.13.1

Description The issue allows remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token.

Recommendations For versions prior to 8.5.10, update to version 8.5.10 or later. For versions 8.6.0 through 8.13.1, update to version 8.13.2 or later. As a temporary workaround, consider restricting access to sensitive resources to minimize the risk of exploitation.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-39126

Affected Products

Jira

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-39126 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39126 · Vendor Advisory
• https://jira.atlassian.com/browse/JRASERVER-71806 · Vendor Advisory
• https://t.me/cibsecurity/30930 · Telegram Post
• https://t.me/cvenotify/29016 · Telegram Post
• https://t.me/cvenotify/22386 · Telegram Post