Improper access control in Jira Software Server - CVE-2019-8443
Published: September 25, 2019
Vulnerability identifier: #VU21327
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-8443
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the "ViewUpgrades" resource. A remote attacker who have obtained access to administrator's session can bypass implemented security restrictions and gain unauthorized access to the "ViewUpgrades" administrative resource without needing to re-authenticate to pass "WebSudo".
Affected software
Jira Software Server
How to mitigate CVE-2019-8443
Install updates from vendor's website.
Jira Software Server - addressed in versions 7.13.4, 8.0.4, 8.1.1