What’s Vulnerable › Vulnerabilities

CVE-2024-36347

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-27 · updated 2026-06-17
• Weakness: CWE-347

Description

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.

Affected products

• AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics: all versions
• AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics: all versions
• AMD EPYC™ 4004 Series: all versions
• AMD EPYC™ 7001 Series: all versions
• AMD EPYC™ 7002 Series: all versions
• AMD EPYC™ 7003 Series: all versions
• AMD EPYC™ 9004 Series: all versions
• AMD EPYC™ 9005 Series: all versions
• AMD EPYC™ Embedded 3000: all versions
• AMD EPYC™ Embedded 7002: all versions
• AMD EPYC™ Embedded 7003: all versions
• AMD EPYC™ Embedded 8004: all versions
• AMD EPYC™ Embedded 9004: all versions
• AMD EPYC™ Embedded 97X4: all versions
• AMD Instinct™ MI300A: all versions
• AMD Ryzen™ 3000 Series Desktop Processors: all versions
• AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics: all versions
• AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics: all versions
• AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics: all versions
• AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics: all versions
• AMD Ryzen™ 5000 Series Desktop Processors: all versions
• AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics: all versions
• AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics: all versions
• AMD Ryzen™ 7000 Series Desktop Processors: all versions
• AMD Ryzen™ 7000 Series Processors with Radeon™ Graphics: all versions
• AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics: all versions
• AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics: all versions
• AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics: all versions
• AMD Ryzen™ 7045 Series Mobile Processors: all versions
• AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics: all versions

References

• https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html

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