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Red Hat OpenShift 2.0 RHSA-2021-3272-01 Important Service Mesh Update

red hat
Calendar Grey August 26, 2021
Dist Redhat Esm H88
A critical patch has been released for Red Hat OpenShift Service Mesh 2.0.7, resolving multiple significant vulnerabilities.
An update for servicemesh and servicemesh-proxy is now available for OpenShift Service Mesh 2.0

Solution

The OpenShift Service Mesh Release Notes provide information on the features and known issues:

cemesh-release-notes.html

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):
* envoyproxy/envoy: HTTP request with multiple value headers can bypass authorization policies (CVE-2021-32777)
* envoyproxy/envoy: HTTP request with a URL fragment in the URI can bypass authorization policies (CVE-2021-32779)
* envoyproxy/envoy: denial of service when using extensions that modify request or response sizes (CVE-2021-32781)
* istio/istio: HTTP request can bypass authorization mechanisms due to case insensitive host comparison (CVE-2021-39155)
* istio/istio: HTTP request with fragment in URI can bypass authorization mechanisms (CVE-2021-39156)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory denial of service red hat important authorization issue service mesh

References

https://access.redhat.com/security/cve/CVE-2021-32777 https://access.redhat.com/security/cve/CVE-2021-32779 https://access.redhat.com/security/cve/CVE-2021-32781 https://access.redhat.com/security/cve/CVE-2021-39155 https://access.redhat.com/security/cve/CVE-2021-39156 https://access.redhat.com/security/updates/classification#important

Package List

2.0:
Source: servicemesh-2.0.7-3.el8.src.rpm servicemesh-proxy-2.0.7-3.el8.src.rpm
ppc64le: servicemesh-2.0.7-3.el8.ppc64le.rpm servicemesh-istioctl-2.0.7-3.el8.ppc64le.rpm servicemesh-mixc-2.0.7-3.el8.ppc64le.rpm servicemesh-mixs-2.0.7-3.el8.ppc64le.rpm servicemesh-pilot-agent-2.0.7-3.el8.ppc64le.rpm servicemesh-pilot-discovery-2.0.7-3.el8.ppc64le.rpm servicemesh-proxy-2.0.7-3.el8.ppc64le.rpm
s390x: servicemesh-2.0.7-3.el8.s390x.rpm servicemesh-istioctl-2.0.7-3.el8.s390x.rpm servicemesh-mixc-2.0.7-3.el8.s390x.rpm servicemesh-mixs-2.0.7-3.el8.s390x.rpm servicemesh-pilot-agent-2.0.7-3.el8.s390x.rpm servicemesh-pilot-discovery-2.0.7-3.el8.s390x.rpm servicemesh-proxy-2.0.7-3.el8.s390x.rpm
x86_64: servicemesh-2.0.7-3.el8.x86_64.rpm servicemesh-istioctl-2.0.7-3.el8.x86_64.rpm servicemesh-mixc-2.0.7-3.el8.x86_64.rpm servicemesh-mixs-2.0.7-3.el8.x86_64.rpm servicemesh-pilot-agent-2.0.7-3.el8.x86_64.rpm servicemesh-pilot-discovery-2.0.7-3.el8.x86_64.rpm servicemesh-proxy-2.0.7-3.el8.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-2021:3272-01
Product: Red Hat OpenShift Service Mesh
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3272
Issue date: 2021-08-25

Topic

An update for servicemesh and servicemesh-proxy is now available forOpenShift Service Mesh 2.0.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory denial of service red hat important authorization issue service mesh

Relevant Releases Architectures

2.0 - ppc64le, s390x, x86_64

Bugs Fixed

1996915 - CVE-2021-39156 istio/istio: HTTP request with fragment in URI can bypass authorization mechanisms

1996929 - CVE-2021-39155 istio/istio: HTTP request can bypass authorization mechanisms due to case insensitive host comparison

1996933 - CVE-2021-32777 envoyproxy/envoy: HTTP request with multiple value headers can bypass authorization policies

1996934 - CVE-2021-32779 envoyproxy/envoy: HTTP request with a URL fragment in the URI can bypass authorization policies

1996935 - CVE-2021-32781 envoyproxy/envoy: denial of service when using extensions that modify request or response sizes

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