RHEL 8 : Red Hat OpenStack Platform 16.2 (etcd) (RHSA-2021:3487)

high Nessus Plugin ID 165146

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Synopsis

The remote Red Hat host is missing one or more security updates for Red Hat OpenStack Platform 16.2 (etcd).

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:3487 advisory.

- golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525)

- golang: net: lookup functions may return invalid host names (CVE-2021-33195)

- golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197)

- golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198)

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 RHEL Red Hat OpenStack Platform 16.2 (etcd) package based on the guidance in RHSA-2021:3487.

Plugin Details

Severity: High

ID: 165146

File Name: redhat-RHSA-2021-3487.nasl

Version: 1.6

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/15/2022

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-33195

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.6

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:etcd

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/15/2021

Vulnerability Publication Date: 5/27/2021

Reference Information

CVE: CVE-2021-31525, CVE-2021-33195, CVE-2021-33197, CVE-2021-33198

CWE: 120, 20, 400

RHSA: 2021:3487

Detections

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