Improper access control in Istio - CVE-2019-12243

 

Improper access control in Istio - CVE-2019-12243

Published: June 11, 2019


Vulnerability identifier: #VU18735
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-12243
CWE-ID: CWE-284
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Istio
Affected software:
Istio

Detailed vulnerability description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to security policy enforcement is disabled by default in the installation profile. A remote non-authenticated attacker can gain unrestricted access to the system via API.


How to mitigate CVE-2019-12243

Install updates from vendor's website.

Sources