An issue was discovered in OpenStack ironic-python-agent 1.0.0 through 11.5.0. (CVE-2026-43003)
Description
OpenStack ironic-python-agent versions 1.0.0 through 11.5.0 contain a vulnerability where the agent sometimes executes grub-install from within a chroot of the deployed partition image. This behavior can lead to code execution if the deployed image is malicious. The vulnerability has a CVSS score of 8.5, indicating high impact on confidentiality, integrity, and availability.
CVSS v3.1
Score 8.5high
Affected software
pkg:deb/ubuntu/ironic-python-agent?arch=source&distro=noblepkg:deb/ubuntu/ironic-python-agent?arch=source&distro=questingpkg:deb/ubuntu/ironic-python-agent?arch=source&distro=stonkingpkg:deb/ubuntu/ironic-python-agent?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The OpenStack ironic-python-agent (IPA) in versions 1.0.0 through 11.5.0 occasionally runs grub-install inside a chroot environment of the deployed partition image. If the image is crafted maliciously, this can result in arbitrary code execution within the context of the IPA process. This vulnerability affects multiple specific package versions as listed and carries a CVSS 3.1 score of 8.5 with network attack vector, high privileges required, no user interaction, and a scope change. There are no known exploits in the wild and no patch or remediation information is provided in the source data.
Potential Impact
Successful exploitation allows an attacker to execute arbitrary code via a malicious deployed image, potentially compromising the system's confidentiality, integrity, and availability. The vulnerability is rated with a high CVSS score (8.5), reflecting significant risk if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided in the available data. Users should monitor vendor communications for patches or updates addressing this issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-43003
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:24.04:LTS","Ubuntu:25.10","Ubuntu:26.10","Ubuntu:26.04:LTS"]
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad3f6802cdf04f6566671d4
Added to database: 10/17/2026, 22:28:16 UTC
Last enriched: 10/18/2026, 01:37:58 UTC
Last updated: 10/18/2026, 01:37:58 UTC
Views: 5
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.