The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4468-1 advisory.

    Emanuel Almeida discovered that Bind incorrectly handled certain TCP payloads. A remote attacker could     possibly use this issue to cause Bind to crash, resulting in a denial of service. This issue only affected     Ubuntu 20.04 LTS. (CVE-2020-8620)

    Joseph Gullo discovered that Bind incorrectly handled QNAME minimization when used in certain     configurations. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a     denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-8621)

    Dave Feldman, Jeff Warren, and Joel Cunningham discovered that Bind incorrectly handled certain truncated     responses to a TSIG-signed request. A remote attacker could possibly use this issue to cause Bind to     crash, resulting in a denial of service. (CVE-2020-8622)

    Lyu Chiy discovered that Bind incorrectly handled certain queries. A remote attacker could possibly use     this issue to cause Bind to crash, resulting in a denial of service. (CVE-2020-8623)

    Joop Boonen discovered that Bind incorrectly handled certain subdomain update-policy rules. A remote     attacker granted privileges to change certain parts of a zone could use this issue to change other     contents of the zone, contrary to expectations. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04     LTS. (CVE-2020-8624)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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

Detections

Analytics

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Bind vulnerabilities (USN-4468-1)

medium Nessus Plugin ID 139770

Version 1.11

Version 1.10

Version 1.9

Version 1.11 Sep 4, 2025, 5:30 PM CVSS metrics ("Cvssv4 score" set to 0.0) CVSSv2 severity (based on None, severity decreased from "High" to "Low") Detection (updated detection logic) Plugin Feed: 202509041730
Version 1.10 Aug 28, 2024, 7:43 PM CVSS metrics ("Cvssv4 score" set to 0.0) CVSSv2 severity (based on None, severity decreased from "High" to "Low") Detection (updated detection logic) Plugin metadata Plugin Feed: 202408281943
Version 1.9 Oct 21, 2023, 9:06 AM Detection Exploit attributes ("Exploit available" set to "False") Plugin metadata Plugin Feed: 202310210906