CVE-2020-12944
CVE-2020-12944 is a high-severity vulnerability in Amd Epyc 7601 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 4.6
- EPSS exploit prediction: 0% (25th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Amd Epyc 7601 Firmware
- Published:
- Last modified:
Description
Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution.
Frequently asked questions
- What is CVE-2020-12944?
- Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution.
- How severe is CVE-2020-12944?
- CVE-2020-12944 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-12944 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-12944?
- CVE-2020-12944 primarily affects Amd Epyc 7601 Firmware. In total, 57 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-12944?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-12944 published?
- CVE-2020-12944 was published on 2021-11-16 and last updated on 2026-06-17.
References
Affected products (57)
- cpe:2.3:o:amd:epyc_7601_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7551p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7551_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7501_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7451_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7401_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7371_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7351p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7351_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7301_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7281_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7261_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7251_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7h12_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7702_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7702p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7662_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7642_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7552_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7542_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7532_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7502_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7502p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7452_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7402_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7402p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7352_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7302_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7302p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7282_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7272_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7262_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7252_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7232p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7763_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Amd Epyc 7601 Firmware
- CVE-2023-20520 — Critical (CVSS 9.8): Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing…
- CVE-2021-46756 — Critical (CVSS 9.1): Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow…
- CVE-2021-26340 — High (CVSS 8.4): A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to…
- CVE-2021-26398 — High (CVSS 7.8): Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an…
- CVE-2021-26335 — High (CVSS 7.8): Improper input and range checking in the AMD Secure Processor (ASP) boot loader image header may allow an attacker to…
- CVE-2021-26331 — High (CVSS 7.8): AMD System Management Unit (SMU) contains a potential issue where a malicious user may be able to manipulate mailbox…
All CVEs affecting Amd Epyc 7601 Firmware →
Other CWE-20 (Improper Input Validation) vulnerabilities
- CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
- CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
- CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
- CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
- CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
- CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…
Browse all CWE-20 (Improper Input Validation) vulnerabilities →