Debian dla-4743 : ironic-api - security update

high Nessus Plugin ID 335931

Synopsis

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

Description

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4743 advisory.

------------------------------------------------------------------------- Debian LTS Advisory DLA-4743-1 [email protected] https://www.debian.org/lts/security/ Carlos Henrique Lima Melara August 16, 2026 https://wiki.debian.org/LTS
-------------------------------------------------------------------------

Package : ironic Version : 1:21.4.4-0+deb12u2 CVE ID : CVE-2026-43003 CVE-2026-54421 Debian Bug : 1140012 1140187 1144214

Multiple vulnerabilities were discovered in Ironic, the OpenStack bare metal hypervisor API for OpenStack.

CVE-2026-54421

Sensitive properties returned unredacted in POST and PATCH HTTP responses.

CVE-2026-43003

Command injection via chroot execution of tenant-controlled binaries.

OSSN-0106

API ramdisk endpoints require network-level access controls.

For Debian 12 bookworm, these problems have been fixed in version 1:21.4.4-0+deb12u2.

We recommend that you upgrade your ironic packages.

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

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS Attachment:
signature.asc Description: PGP signature

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 ironic-api packages.

Plugin Details

Severity: High

ID: 335931

File Name: debian_DLA-4743.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Debian Local Security Checks

Published: 8/17/2026

Updated: 8/17/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.12

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-43003

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:12.0, p-cpe:/a:debian:debian_linux:ironic-api, p-cpe:/a:debian:debian_linux:ironic-common, p-cpe:/a:debian:debian_linux:ironic-conductor, p-cpe:/a:debian:debian_linux:ironic-doc, p-cpe:/a:debian:debian_linux:python3-ironic

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/16/2026

Vulnerability Publication Date: 5/1/2026

Reference Information

CVE: CVE-2026-43003, CVE-2026-54421

Detections

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