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CVE-2024-21939: Incorrect default permissions in the AMD Cloud Manageability Service (ACMS) Software installation directory co

29
Routine
HIGH 7.3UPGRADE

CVE-2024-21939 is a high-severity flaw (CVSS 7.3) affecting cloud manageability service. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Incorrect default permissions in the AMD Cloud Manageability Service (ACMS) Software installation directory could allow an attacker to achieve privilege escalation potentially resulting in arbitrary code execution.

Why this priority

  • High severity

A fixed release or distro patch exists.

Risk facts

CVSS score7.3 (High)
Attack vectorLocal
Attack complexityLow
Privileges neededLow
User interactionRequired
EPSS exploit chance0.2% (top 86%)
CISA exploited listNo
WeaknessCWE-276
Published2024-11-12
Last modified2026-06-17
Publisher (CNA): Advanced Micro Devices Inc. · Vendor: amd

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

amd cloud manageability service UPGRADE
Affected: < 2.0.0.232
Fixed in: 2.0.0.232
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy cloud-manageability-service || rpm -q cloud-manageability-service || cloud-manageability-service --version
2. UPGRADE to 2.0.0.232 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade cloud-manageability-service
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade cloud-manageability-service
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-21939?

cloud manageability service: upgrade to 2.0.0.232. Exact commands for each OS are on this page.

Is CVE-2024-21939 being exploited?

CVE-2024-21939 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-21939 affect?

CVE-2024-21939 affects cloud manageability service. Severity is high (CVSS 7.3). Incorrect default permissions in the AMD Cloud Manageability Service (ACMS) Software installation directory could allow an attacker to achieve privilege escalation potentially resulting in arbitrary code execution.

How urgent is CVE-2024-21939?

Priority 29/100. High severity

Software pages

AMD vulnerabilities

References

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