RHEL 8 : Red Hat OpenShift Service Mesh 2.1.2 (RHSA-2022:1275)

critical Nessus Plugin ID 159596

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:1275 advisory.

- 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: 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)

- 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)

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

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://access.redhat.com/security/cve/CVE-2021-43824

https://access.redhat.com/security/cve/CVE-2021-43825

https://access.redhat.com/security/cve/CVE-2021-43826

https://access.redhat.com/security/cve/CVE-2022-21654

https://access.redhat.com/security/cve/CVE-2022-21655

https://access.redhat.com/security/cve/CVE-2022-23606

https://access.redhat.com/security/cve/CVE-2022-23635

https://access.redhat.com/security/cve/CVE-2022-24726

https://access.redhat.com/errata/RHSA-2022:1275

https://bugzilla.redhat.com/2050744

https://bugzilla.redhat.com/2050746

https://bugzilla.redhat.com/2050748

https://bugzilla.redhat.com/2050753

https://bugzilla.redhat.com/2050757

https://bugzilla.redhat.com/2050758

https://bugzilla.redhat.com/2057277

https://bugzilla.redhat.com/2061638

Plugin Details

Severity: Critical

ID: 159596

File Name: redhat-RHSA-2022-1275.nasl

Version: 1.6

Type: local

Agent: unix

Published: 4/8/2022

Updated: 1/23/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2022-21654

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:servicemesh, p-cpe:/a:redhat:enterprise_linux:servicemesh-cni, p-cpe:/a:redhat:enterprise_linux:servicemesh-pilot-agent, p-cpe:/a:redhat:enterprise_linux:servicemesh-pilot-discovery, p-cpe:/a:redhat:enterprise_linux:servicemesh-proxy, p-cpe:/a:redhat:enterprise_linux:servicemesh-proxy-wasm

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 4/7/2022

Vulnerability Publication Date: 2/22/2022

Reference Information

CVE: CVE-2021-43824, CVE-2021-43825, CVE-2021-43826, CVE-2022-21654, CVE-2022-21655, CVE-2022-23606, CVE-2022-23635, CVE-2022-24726

CWE: 200, 287, 367, 400, 416, 476, 670, 770

RHSA: 2022:1275