CVE-2021-26356
CVE-2021-26356
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7.4EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
09 May 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A TOCTOU in ASP bootloader may allow an attacker
to tamper with the SPI ROM following data read to memory potentially resulting
in S3 data corruption and information disclosure.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
AMD · 1st Gen AMD EPYC™ ProcessorsAMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDTAMD · AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4AMD · Ryzen™ Threadripper™ PRO Processors “Castle Peak” WSAMD · Ryzen™ Threadripper™ PRO Processors “Chagall” WSWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →