VULNERABILITY INTELLIGENCE

CVE-2017-9457

CVSS score6.7 MEDIUM

EPSS probability0.83%

CISA KEVNot currently listed

Published2017-07-25

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

Intense PC Phoenix SecureCore UEFI firmware does not perform capsule signature validation before upgrading the system firmware. The absence of signature validation allows an attacker with administrator privileges to flash a modified UEFI BIOS.

Weakness classification

CWE-20: Improper Input Validation

Primary references

cve@mitre.org — Third Party Advisory, VDB Entry
cve@mitre.org — Mailing List, Third Party Advisory
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory