CVE-2019-18279

In Phoenix SCT WinFlash 1.1.12.0 through 1.5.74.0, the included drivers could be used by a malicious Windows application to gain elevated privileges. Adverse impacts are limited to the Windows environment and there is no known direct impact to the UEFI firmware. This was fixed in late June 2019.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 67%
VendorProductVersion
phoenixsecurecore_technology
1.1.12.0 ≤
𝑥
≤ 1.5.74.0
𝑥
= Vulnerable software versions
References
https://eclypsium.com/2019/08/10/screwed-drivers-signed-sealed-delivered/
https://eclypsium.com/wp-content/uploads/2019/08/EXTERNAL-Get-off-the-kernel-if-you-cant-drive-DEFCON27.pdf
https://www.phoenix.com/content/uploads/Security-Newsletter-September-2019.pdf
https://eclypsium.com/2019/08/10/screwed-drivers-signed-sealed-delivered/
https://eclypsium.com/wp-content/uploads/2019/08/EXTERNAL-Get-off-the-kernel-if-you-cant-drive-DEFCON27.pdf
https://www.phoenix.com/content/uploads/Security-Newsletter-September-2019.pdf