CVE-2019-3403

moderate-risk
Published 2019-05-22

The /rest/api/2/user/picker rest resource in Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers to enumerate usernames via an incorrect authorisation check.

Do I need to act?

!
82.8% chance of exploitation in next 30 days
EPSS score — higher than 17% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Atlassian

References (2)

Issue Tracking https://jira.atlassian.com/browse/JRASERVER-69242
Issue Tracking https://jira.atlassian.com/browse/JRASERVER-69242
48
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 20/34 · Moderate
Exposure 7/34 · Low