CVE-2022-43505

CVE-2022-43505 is a medium-severity vulnerability in Intel Pentium J6426 Firmware with a CVSS 3.x base score of 4.1. 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-691.

Key facts

• Severity: Medium (CVSS 3.x base score 4.1)
• EPSS exploit prediction: 0% (5th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-691
• Affected product: Intel Pentium J6426 Firmware
• Published: 2023-08-11
• Last modified: 2026-06-17

Description

Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable denial of service via local access.

Frequently asked questions

What is CVE-2022-43505?

Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable denial of service via local access.

How severe is CVE-2022-43505?

CVE-2022-43505 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-43505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43505?

CVE-2022-43505 primarily affects Intel Pentium J6426 Firmware. In total, 906 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43505?

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

When was CVE-2022-43505 published?

CVE-2022-43505 was published on 2023-08-11 and last updated on 2026-06-17.

References

• http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00813.html
• https://security.netapp.com/advisory/ntap-20230824-0001/

Affected products (906)

• cpe:2.3:o:intel:pentium_j6426_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_j4205_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_j3710_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_j2900_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_j2850_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n6415_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n4200e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n4200_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3710_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3700_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3540_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3530_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3520_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:pentium_n3510_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j6412_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j6413_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j4025_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j4125_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3355e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3455e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j4005_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j4105_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3355_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3455_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3060_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j3160_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j1800_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j1900_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j1750_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_j1850_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n6210_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n4500_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n4505_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n5100_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n5105_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n6211_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n4020_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n4120_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n3350e_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:intel:celeron_n4000_firmware:-:*:*:*:*:*:*:*

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