Improper access control in Jira Software Server - CVE-2019-8442
Published: September 25, 2019
Vulnerability identifier: #VU21326
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-8442
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 "CachingResourceDownloadRewriteRule" class. A remote attacker can bypass implemented security restrictions and gain unauthorized access to files in the Jira webroot under the META-INF directory via a lax path access check.
Affected software
Jira Software Server
How to mitigate CVE-2019-8442
Install updates from vendor's website.
Jira Software Server - addressed in versions 7.13.4, 8.0.4, 8.1.1