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Vulnerabilities

Security fix · CVE-2024-36347

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in

Published Jun 27, 2025 · catalog updated Feb 26, 2026 · AMD AMD Ryzen™ Embedded 7000

Check if you run it

No confirmed exploitation is on record for CVE-2024-36347. EPSS is 0.11%. Act only if a listed version of AMD AMD Ryzen™ Embedded 7000 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.11%
Remediation
Advisory link
Affected products
vendor AMD AMD Ryzen™ Embedded 7000 patch: EmbeddedAM5PI 1.0.0.3

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor AMD AMD Ryzen™ Embedded 7000 patch: EmbeddedAM5PI 1.0.0.3patch: EmbeddedAM5PI 1.0.0.3

How to fix CVE-2024-36347

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2024-36347. EPSS is 0.11%. Act only if a listed version of AMD AMD Ryzen™ Embedded 7000 is installed.

Which versions are affected?

Compare what you have installed with AMD AMD Ryzen™ Embedded 7000 patch: EmbeddedAM5PI 1.0.0.3 patch: EmbeddedAM5PI 1.0.0.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.11%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 27, 2025 · EUVD

    Detected

    Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.

  2. Feb 26, 2026 · EUVD

    Updated

    Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.

Sources

  • CVE.orgVulnerability recordCVE-2024-36347

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-36347

    30-day exploitation probability 0.11%

    first.org
  • EUVDVulnerability recordEUVD-2024-54719

    Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x8

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 24, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.