{"cve":"CVE-2022-34400","nvd":{"published":"2023-02-01T05:15:12.173","modified":"2026-06-17T04:50:14.900","status":"Modified","description":"Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","score":7.1},"cwes":["CWE-787","CWE-122"],"references":["https://www.dell.com/support/kbdoc/en-us/000205716/dsa-2022-327","https://www.dell.com/support/kbdoc/en-us/000205716/dsa-2022-327"],"products":["dell:alienware_m15_r6_firmware","dell:alienware_m15_r7_firmware","dell:alienware_m15_ryzen_edition_r5_firmware","dell:alienware_m17_r5_amd_firmware","dell:g15_5510_firmware","dell:g15_5511_firmware","dell:g15_5515_firmware","dell:g15_5525_firmware","dell:g5_se_5505_firmware","dell:inspiron_14_5410_2-in-1_firmware","dell:inspiron_15_3511_firmware","dell:inspiron_3195_2-in-1_firmware","dell:inspiron_3275_firmware","dell:inspiron_3475_firmware","dell:inspiron_3505_firmware","dell:inspiron_3515_firmware","dell:inspiron_3525_firmware","dell:inspiron_3585_firmware","dell:inspiron_3595_firmware","dell:inspiron_3785_firmware","dell:inspiron_3891_firmware","dell:inspiron_5310_firmware","dell:inspiron_5405_firmware","dell:inspiron_5410_firmware","dell:inspiron_5415_firmware","dell:inspiron_5425_firmware","dell:inspiron_5485_2-in-1_firmware","dell:inspiron_5485_firmware","dell:inspiron_5505_firmware","dell:inspiron_5510_firmware","dell:inspiron_5515_firmware","dell:inspiron_5585_firmware","dell:inspiron_7405_2-in-1_firmware","dell:inspiron_7415_firmware","dell:inspiron_7425_firmware","dell:inspiron_7510_firmware","dell:inspiron_7610_firmware","dell:latitude_3320_firmware","dell:latitude_3420_firmware","dell:latitude_3520_firmware","dell:latitude_5320_firmware","dell:latitude_5420_firmware","dell:latitude_5421_firmware","dell:latitude_5520_firmware","dell:latitude_5521_firmware","dell:latitude_7320_detachable_firmware","dell:latitude_7320_firmware","dell:latitude_7420_firmware","dell:latitude_7520_firmware","dell:latitude_9420_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:38.595364862+00:00"},"epss":{"cve":"CVE-2022-34400","score":0.00208,"percentile":0.10891,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}