Detections
Analytics

Alpine: multiple unbound packages, py-unbound: security update to 1.10.1-r0

high Tenable Self-Hosted Container Security Plugin ID 424626

Description

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

 - Unbound before 1.10.1 has Insufficient Control of Network Message Volume, aka an "NXNSAttack" issue. This
 is triggered by random subdomains in the NSDNAME in NS records. (CVE-2020-12662)

 - Unbound before 1.10.1 has an infinite loop via malformed DNS answers received from upstream servers.
 (CVE-2020-12663)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-12662

https://security.alpinelinux.org/vuln/CVE-2020-12663

Plugin Details

Severity: High

ID: 424626

Version: Revision 1.8

Type: Local

Published: 4/4/2025

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-2020-12663

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: 5/19/2020

Reference Information

CVE: CVE-2020-12662, CVE-2020-12663