(RHSA-2022:1275) Important: Red Hat OpenShift Service Mesh 2.1.2 security update
Discription

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.

This advisory covers the RPM packages for the release.

Security Fix(es):

* envoy: Incorrect configuration handling allows mTLS session re-use without re-validation (CVE-2022-21654)

* envoy: Incorrect handling of internal redirects to routes with a direct response entry (CVE-2022-21655)

* istio: Unauthenticated control plane denial of service attack due to stack exhaustion (CVE-2022-24726)

* envoy: Null pointer dereference when using JWT filter safe_regex match (CVE-2021-43824)

* envoy: Use-after-free when response filters increase response data (CVE-2021-43825)

* envoy: Use-after-free when tunneling TCP over HTTP (CVE-2021-43826)

* envoy: Stack exhaustion when a cluster is deleted via Cluster Discovery Service (CVE-2022-23606)

* istio: unauthenticated control plane denial of service attack (CVE-2022-23635)

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.Read More

6.8 Medium

CVSS2

  • Access Vector
  • Access Complexity
  • Authentication
  • Confidentiality Impact
  • Integrity Impact
  • Availability Impact
  • Network
  • Medium
  • None
  • Partial
  • Partial
  • Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

9.8 Critical

CVSS3

  • Attack Vector
  • Attack Complexity
  • Privileges Required
  • User Interaction
  • Scope
  • Confidentiality Impact
  • Integrity Impact
  • Availability Impact
  • Network
  • Low
  • None
  • None
  • Unchanged
  • High
  • High
  • High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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