Intel BIOS vulnerabilities

27 CVEs affecting Intel BIOS, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-33117, published 2022-05-12.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2019-14558, published 2020-10-05. Medium severity, CVSS 5.7. EPSS: 0.7% chance of exploitation in the next 30 days. Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to…
• CVE-2019-14557, published 2020-10-05. High severity, CVSS 8.0. EPSS: 0.5% chance of exploitation in the next 30 days. Buffer overflow in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable…
• CVE-2020-8739, published 2020-11-12. High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days. Use of potentially dangerous function in Intel BIOS platform sample code for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.
• CVE-2020-8764, published 2020-11-12. Medium severity, CVSS 6.7. EPSS: 0.4% chance of exploitation in the next 30 days. Improper access control in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-8740, published 2020-11-12. Medium severity, CVSS 6.7. EPSS: 0.4% chance of exploitation in the next 30 days. Out of bounds write in Intel BIOS platform sample code for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2008-3900, published 2008-09-03. Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days. Intel firmware PE94510M.86A.0050.2007.0710.1559 stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer after use, which allows local users to obtain…
• CVE-2020-0593, published 2020-11-12. Medium severity, CVSS 6.7. EPSS: 0.4% chance of exploitation in the next 30 days. Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-0588, published 2020-11-12. Medium severity, CVSS 6.7. EPSS: 0.4% chance of exploitation in the next 30 days. Improper conditions check in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-0587, published 2020-11-12. Medium severity, CVSS 6.7. EPSS: 0.4% chance of exploitation in the next 30 days. Improper conditions check in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-12360, published 2021-06-09. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

Latest

• CVE-2021-33117, published 2022-05-12. Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days. Improper access control for some 3rd Generation Intel(R) Xeon(R) Scalable Processors before BIOS version MR7, may allow a local attacker to potentially enable information disclosure via local access.
• CVE-2021-0095, published 2021-06-09. Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days. Improper initialization in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable a denial of service via local access.
• CVE-2020-8700, published 2021-06-09. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. Improper input validation in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-8670, published 2021-06-09. Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days. Race condition in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-24486, published 2021-06-09. Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days. Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.
• CVE-2020-12359, published 2021-06-09. Medium severity, CVSS 6.8. EPSS: 0.3% chance of exploitation in the next 30 days. Insufficient control flow management in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable escalation of privilege via physical access.
• CVE-2020-12358, published 2021-06-09. Medium severity, CVSS 4.4. EPSS: 0.3% chance of exploitation in the next 30 days. Out of bounds write in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable denial of service via local access.
• CVE-2020-12357, published 2021-06-09. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. Improper initialization in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
• CVE-2020-8672, published 2021-02-02. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Out of bound read in BIOS firmware for 8th, 9th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 Series Processors may allow an unauthenticated user to potentially enable elevation of…