Detections
Analytics

Alpine: multiple knot-resolver packages: security update to 5.5.3-r0

high Tenable Cloud Security Plugin ID 405084

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Knot Resolver before 5.5.3 allows remote attackers to cause a denial of service (CPU consumption) because
 of algorithmic complexity. During an attack, an authoritative server must return large NS sets or address
 sets. (CVE-2022-40188)

See Also

https://security.alpinelinux.org/vuln/CVE-2022-40188

Plugin Details

Severity: High

ID: 405084

Version: Revision 1.37

Type: Local

Published: 10/31/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-40188

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 9/23/2022

Reference Information

CVE: CVE-2022-40188