High severity7.5NVD Advisory· Published Jan 18, 2023· Updated Jun 17, 2026
CVE-2022-34393
CVE-2022-34393
Description
Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
28- cpe:2.3:o:dell:inspiron_27_7775_firmware:*:*:*:*:*:*:*:*Range: <2.17.0
- cpe:2.3:o:dell:inspiron_3195_2-in-1_firmware:*:*:*:*:*:*:*:*Range: <1.5.0
- cpe:2.3:o:dell:inspiron_5485_2-in-1_firmware:*:*:*:*:*:*:*:*Range: <2.10.1
- cpe:2.3:o:dell:inspiron_7405_2-in-1_firmware:*:*:*:*:*:*:*:*Range: <1.9.1
Patches
Vulnerability mechanics
References
1- www.dell.com/support/kbdoc/000204686nvdVendor Advisory
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