Detections
Analytics

Alpine: multiple pdns-recursor packages: security update to 4.3.5-r0

high Tenable Cloud Security Plugin ID 406259

Description

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

 - An issue has been found in PowerDNS Recursor before 4.1.18, 4.2.x before 4.2.5, and 4.3.x before 4.3.5. A
 remote attacker can cause the cached records for a given name to be updated to the Bogus DNSSEC validation
 state, instead of their actual DNSSEC Secure state, via a DNS ANY query. This results in a denial of
 service for installation that always validate (dnssec=validate), and for clients requesting validation
 when on-demand validation is enabled (dnssec=process). (CVE-2020-25829)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-25829

Plugin Details

Severity: High

ID: 406259

Version: Revision 1.27

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: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-25829

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: 10/16/2020

Reference Information

CVE: CVE-2020-25829