Auth bypass in Atlassian Data Center
CVE-2020-36238
The /rest/api/1.0/render resource in Jira Server and Data Center before version 8.5.13, from version 8.6.0 before version 8.13.5, and from version 8.14.0 before version 8.15.1 allows remote anonymous attackers to determine if a username is valid or not via a missing permissions check.
Vulnerability class: Broken Access Control
EPSS: 0.016 (73.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Atlassian Data_center
- Atlassian Jira
- Atlassian Jira Data Center — versions unspecified, 8.6.0, 8.14.0
- Atlassian Jira_data_center
- Atlassian Jira Server — versions unspecified, 8.6.0, 8.14.0
- Atlassian Jira_server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@atlassian.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-36238?
- CVE-2020-36238 is a medium-severity vulnerability in Atlassian Data Center, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2021-04-01.
- How severe is CVE-2020-36238?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2020-36238 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.