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Red Hat OpenShift: RHSA-2019-0741 Important Istio-Proxy Path Issues

red hat
Calendar Grey April 10, 2019
Dist Redhat Esm H88
Important security patch for Istio-Proxy within Red Hat OpenShift tackles directory traversal and access control vulnerabilities.
An update for Istio-Proxy is now available for Red Hat OpenShift Service Mesh Tech Preview 0.9.0

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Summary

Red Hat OpenShift Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation.
Security fix(es):
* istio-proxy: CVE-2019-9901 istio/envoy: Path traversal via URL Patch manipulation in HTTP/1.x header. (CVE-2019-9900)
* istio-proxy: CVE-2019-9900 istio/envoy: Authorization bypass via null characters injection in HTTP/1.x (CVE-2019-9901)
For more details about the security issue(s), including the impact, a CVSS score,acknowledgements, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory important path traversal authorization bypass Red Hat OpenShift service mesh Istio-Proxy

References

https://access.redhat.com/security/cve/CVE-2019-9900 https://access.redhat.com/security/cve/CVE-2019-9901 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat OpenShift Service Mesh 0 Tech Preview:
Source: servicemesh-proxy-0.9.1-1.el7.src.rpm
x86_64: servicemesh-proxy-0.9.1-1.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:0741-01
Product: Red Hat OpenShift Service Mesh
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0741
Issue date: 2019-04-10

Topic

An update for Istio-Proxy is now available for Red Hat OpenShift ServiceMesh Tech Preview 0.9.0.Red Hat Product Security has rated this update as having a security impactofimportant. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory important path traversal authorization bypass Red Hat OpenShift service mesh Istio-Proxy

Relevant Releases Architectures

Red Hat OpenShift Service Mesh 0 Tech Preview - x86_64

Bugs Fixed

1698020 - CVE-2019-9900 istio/envoy: Authorization bypass via null characters injection in HTTP/1.x

1698025 - CVE-2019-9901 istio/envoy: Path traversal via URL Patch manipulation in HTTP/1.x header

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