[RHSA-2021:1538-01] Important: Red Hat OpenShift Service Mesh 2.0.4 security update

[Security announcements for all Red Hat products and services.]

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                   Red Hat Security Advisory

Synopsis:          Important: Red Hat OpenShift Service Mesh 2.0.4 security update
Advisory ID:       RHSA-2021:1538-01
Product:           Red Hat OpenShift Service Mesh
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:1538
Issue date:        2021-05-11
CVE Names:         CVE-2021-29492 CVE-2021-31920 
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1. Summary:

An update for servicemesh and servicemesh-proxy is now available for
OpenShift Service Mesh 2.0.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

2.0 - ppc64le, s390x, x86_64

3. Description:

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 escaped slash characters can bypass
Envoy's authorization mechanisms (CVE-2021-29492)

* istio/istio: HTTP request with escaped slash characters can bypass
authorization mechanisms (CVE-2021-31920)

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

5. Bugs fixed (https://bugzilla.redhat.com/):

1951188 - CVE-2021-29492 envoyproxy/envoy: HTTP request with escaped slash characters can bypass Envoy's authorization mechanisms
1959481 - CVE-2021-31920 istio/istio: HTTP request with escaped slash characters can bypass authorization mechanisms

6. Package List:

2.0:

Source:
servicemesh-2.0.4-1.el8.src.rpm
servicemesh-operator-2.0.4-3.el8.src.rpm
servicemesh-proxy-2.0.4-1.el8.src.rpm

ppc64le:
servicemesh-2.0.4-1.el8.ppc64le.rpm
servicemesh-istioctl-2.0.4-1.el8.ppc64le.rpm
servicemesh-mixc-2.0.4-1.el8.ppc64le.rpm
servicemesh-mixs-2.0.4-1.el8.ppc64le.rpm
servicemesh-operator-2.0.4-3.el8.ppc64le.rpm
servicemesh-pilot-agent-2.0.4-1.el8.ppc64le.rpm
servicemesh-pilot-discovery-2.0.4-1.el8.ppc64le.rpm
servicemesh-proxy-2.0.4-1.el8.ppc64le.rpm

s390x:
servicemesh-2.0.4-1.el8.s390x.rpm
servicemesh-istioctl-2.0.4-1.el8.s390x.rpm
servicemesh-mixc-2.0.4-1.el8.s390x.rpm
servicemesh-mixs-2.0.4-1.el8.s390x.rpm
servicemesh-operator-2.0.4-3.el8.s390x.rpm
servicemesh-pilot-agent-2.0.4-1.el8.s390x.rpm
servicemesh-pilot-discovery-2.0.4-1.el8.s390x.rpm
servicemesh-proxy-2.0.4-1.el8.s390x.rpm

x86_64:
servicemesh-2.0.4-1.el8.x86_64.rpm
servicemesh-istioctl-2.0.4-1.el8.x86_64.rpm
servicemesh-mixc-2.0.4-1.el8.x86_64.rpm
servicemesh-mixs-2.0.4-1.el8.x86_64.rpm
servicemesh-operator-2.0.4-3.el8.x86_64.rpm
servicemesh-pilot-agent-2.0.4-1.el8.x86_64.rpm
servicemesh-pilot-discovery-2.0.4-1.el8.x86_64.rpm
servicemesh-proxy-2.0.4-1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2021-29492
https://access.redhat.com/security/cve/CVE-2021-31920
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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