Missing authorization in Jira Software Server - CVE-2019-8446
Published: September 17, 2019
Vulnerability identifier: #VU21150
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-8446
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the username information disclosure in the "/rest/issueNav/1/issueTable" API endpoint. A remote attacker can enumerate usernames via an incorrect authorisation check.
Affected software
Jira Software Server
How to mitigate CVE-2019-8446
Install updates from vendor's website.
Jira Software Server - addressed in versions 8.3.2, 8.4.0, 8.5.0