CVE-2023-20589

CVE-2023-20589 is a medium-severity vulnerability in Amd Ryzen 5 Pro 3400g Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: Medium (CVSS 3.x base score 6.8)
• EPSS exploit prediction: 1% (40th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Amd Ryzen 5 Pro 3400g Firmware
• Published: 2023-08-08
• Last modified: 2026-06-17

Description

An attacker with specialized hardware and physical access to an impacted device may be able to perform a voltage fault injection attack resulting in compromise of the ASP secure boot potentially leading to arbitrary code execution.

Frequently asked questions

What is CVE-2023-20589?

An attacker with specialized hardware and physical access to an impacted device may be able to perform a voltage fault injection attack resulting in compromise of the ASP secure boot potentially leading to arbitrary code execution.

How severe is CVE-2023-20589?

CVE-2023-20589 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-20589 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-20589?

CVE-2023-20589 primarily affects Amd Ryzen 5 Pro 3400g Firmware. In total, 122 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-20589?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-20589 published?

CVE-2023-20589 was published on 2023-08-08 and last updated on 2026-06-17.

References

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4005

Affected products (122)

• cpe:2.3:o:amd:ryzen_5_pro_3400g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3400g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_pro_3400ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_pro_3350g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_pro_3350ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_pro_3200g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_3200g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_3200ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_pro_3200ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_9_3950x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_9_3900xt_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_9_3900x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_9_3900_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_7_3800xt_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_7_3800x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_7_3700x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3600xt_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3600x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3600_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3500x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_3500_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_3300x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_3100_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_pro_3995wx_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_pro_3975wx_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_pro_3955wx_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_pro_3945wx_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_3990x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_3970x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_threadripper_3960x_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:4700s_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_4500_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_4100_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_7_4700g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_7_4700ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_4600g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_5_4600ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_4300g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_3_4300ge_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:amd:ryzen_9_5950x_firmware:-:*:*:*:*:*:*:*

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