Information disclosure in Atlassian Data Center
CVE-2020-14181
Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the /ViewUserHover.jspa endpoint. The affected versions are before version 7.13.6, from version 8.0.0 before 8.5.7, and from version 8.6.0 before 8.12.0.
Vulnerability class: Information Disclosure
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.996 (99.9th percentile), scored .
Very high probability of exploitation in the next 30 days — among the top 0.1% most-likely-to-be-exploited CVEs. 100th percentile — 99.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.996 · newest: 0.996 · change: 0.000
Affected products
- Atlassian Data Center
- Atlassian Jira
- Atlassian Jira Server — versions unspecified, 8.0.0, 8.6.0
- Atlassian Jira Server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- jira.atlassian.com/browse/JRASERVER-71560 (Issue Tracking, Vendor Advisory)
- packetstormsecurity.com/files/161730/Atlassian-JIRA-8.11.1-User-Enumeration.html (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14181?
- CVE-2020-14181 is a medium-severity vulnerability in Atlassian Data Center, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-09-17.
- How severe is CVE-2020-14181?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2020-14181 known to be exploited?
- 58 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.