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F5 Networks BIG-IP : Node.js vulnerabilities (K53225395)

critical Nessus Plugin ID 154695

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.5.1.1. It is, therefore, affected by multiple vulnerabilities as referenced in the K53225395 advisory.

 CVE-2021-3672Missing input validation of host names returned by Domain Name Servers (DNS) in the c-ares library can lead to output of wrong hostnames which may lead to Domain Hijacking.CVE-2021-22931Node.js before 16.6.0, 14.17.4, and 12.22.4 is vulnerable to Remote Code Execution, XSS, Application crashes due to missing input validation of host names returned by Domain Name Servers in Node.js dns library which can lead to output of wrong hostnames (leading to Domain Hijacking) and injection vulnerabilities in applications using the library.ImpactAn attacker may be able to exploit the vulnerabilities to perform domain hijacking or injection attacks. The highest threat from the vulnerabilities is to confidentiality and integrity, as well as system availability.

Tenable has extracted the preceding description block directly from the F5 Networks BIG-IP security advisory.

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

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K53225395.

See Also

https://my.f5.com/manage/s/article/K53225395

Plugin Details

Severity: Critical

ID: 154695

File Name: f5_bigip_SOL53225395.nasl

Version: 1.8

Type: local

Published: 10/28/2021

Updated: 9/12/2025

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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-2021-22931

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:f5:big-ip_irules_lx, cpe:/h:f5:big-ip_protocol_security_manager, cpe:/a:f5:big-ip_domain_name_system, cpe:/a:f5:big-ip_ssl_orchestrator, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/a:f5:big-ip_wan_optimization_manager, cpe:/h:f5:big-ip, cpe:/a:f5:big-ip_iapps_lx, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_application_security_manager

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version, Settings/ParanoidReport

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/15/2021

Vulnerability Publication Date: 8/11/2021

Reference Information

CVE: CVE-2021-22931, CVE-2021-3672

IAVB: 2021-B-0050-S