Debian dsa-6033 : bind9 - security update

high Nessus Plugin ID 271361

Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6033 advisory.

- ------------------------------------------------------------------------- Debian Security Advisory DSA-6033-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff October 23, 2025 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : bind9 CVE ID : CVE-2025-8677 CVE-2025-40778 CVE-2025-40780

Several vulnerabilities were discovered in BIND, a DNS server implementation, which may result in cache poisoning or denial of service.

For the oldstable distribution (bookworm), these problems have been fixed in version 1:9.18.41-1~deb12u1.

For the stable distribution (trixie), these problems have been fixed in version 1:9.20.15-1~deb13u1.

We recommend that you upgrade your bind9 packages.

For the detailed security status of bind9 please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/bind9

Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/

Mailing list: [email protected]

Tenable has extracted the preceding description block directly from the Debian 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 the bind9 packages.

Plugin Details

Severity: High

ID: 271361

File Name: debian_DSA-6033.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 10/24/2025

Updated: 10/24/2025

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-40780

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:bind9, p-cpe:/a:debian:debian_linux:bind9-doc, p-cpe:/a:debian:debian_linux:bind9-host, p-cpe:/a:debian:debian_linux:bind9utils, p-cpe:/a:debian:debian_linux:dnsutils, p-cpe:/a:debian:debian_linux:bind9-dev, p-cpe:/a:debian:debian_linux:bind9-dnsutils, p-cpe:/a:debian:debian_linux:bind9-libs, p-cpe:/a:debian:debian_linux:bind9-utils, cpe:/o:debian:debian_linux:12.0, cpe:/o:debian:debian_linux:13.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 10/23/2025

Vulnerability Publication Date: 10/22/2025

Reference Information

CVE: CVE-2025-40778, CVE-2025-40780, CVE-2025-8677

IAVA: 2025-A-0800

Detections

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