CVE-2020-24457

CVE-2020-24457 is a high-severity vulnerability in Intel Core I7-8665ue Firmware with a CVSS 3.x base score of 7.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 3.x base score 7.6)
• CVSS v2: 4.6
• EPSS exploit prediction: 0% (31st percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Intel Core I7-8665ue Firmware
• Published: 2020-09-14
• Last modified: 2026-06-17

Description

Logic error in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processors may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.

Frequently asked questions

What is CVE-2020-24457?

Logic error in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processors may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.

How severe is CVE-2020-24457?

CVE-2020-24457 has a CVSS 3.x base score of 7.6, rated high 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-2020-24457 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24457?

CVE-2020-24457 primarily affects Intel Core I7-8665ue Firmware. In total, 50 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-24457?

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-2020-24457 published?

CVE-2020-24457 was published on 2020-09-14 and last updated on 2026-06-17.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00347.html

Affected products (50)

• cpe:2.3:o:intel:core_i7-8665ue_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8665u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8557u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8850h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8809g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8750h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8709g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8706g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8705g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700t_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700b_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8700_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7\+8700_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8569u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8650u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8565u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8559u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8550u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8500y_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-8086k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9980hk_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9880h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9900t_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9900ks_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9900kf_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9900k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i9-9900_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10875h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10870h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10850h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10810u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10750h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10710u_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700te_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700t_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700kf_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700k_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700f_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:core_i7-10700e_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Intel Core I7-8665ue Firmware

• CVE-2021-33123 — High (CVSS 7.8): Improper access control in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user…
• CVE-2021-0156 — High (CVSS 7.8): Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially…
• CVE-2021-0117 — High (CVSS 7.8): Pointer issues in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an…
• CVE-2021-0116 — High (CVSS 7.8): Out-of-bounds write in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an…
• CVE-2020-0529 — High (CVSS 7.8): Improper initialization in BIOS firmware for 8th, 9th and 10th Generation Intel(R) Core(TM) Processor families may…
• CVE-2020-0528 — High (CVSS 7.8): Improper buffer restrictions in BIOS firmware for 7th, 8th, 9th and 10th Generation Intel(R) Core(TM) Processor…

All CVEs affecting Intel Core I7-8665ue Firmware →