CVE-2019-3403 — MEDIUM (5.3)

Q: How severe is CVE-2019-3403?

CVE-2019-3403 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2019-3403?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira, Atlassian Jira Server.

Vulnerability Description

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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Atlassian	Jira	< 7.13.3
Atlassian	Jira Server	>= 8.0.0, < 8.0.4

Related Weaknesses (CWE)

CWE-863

References

https://jira.atlassian.com/browse/JRASERVER-69242Issue TrackingVendor Advisory
https://jira.atlassian.com/browse/JRASERVER-69242Issue TrackingVendor Advisory

FAQ

What is CVE-2019-3403?

CVE-2019-3403 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 usern...

How severe is CVE-2019-3403?

CVE-2019-3403 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-3403?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira, Atlassian Jira Server.