Insecure default configuration in Istio

Published: 2019-06-11 09:30:43 | Updated: 2019-06-11
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-12243
CVSSv3 7.7 [CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-284
Exploitation vector Local network
Public exploit N/A
Vulnerable software Istio
Vulnerable software versions Istio 1.1.6
Istio 1.1.5
Istio 1.1.4

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Vendor URL Istio

Security Advisory

1) Improper access control

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.

Remediation

Install updates from vendor's website.

External links

https://istio.io/about/notes/
https://istio.io/blog/2019/cve-2019-12243/