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Input validation

🗓️ 08 Aug 2023 18:15:00Reported by PRIOn knowledge baseType 
prion
 prion
🔗 www.prio-n.com👁 39 Views

Insufficient input validation in CpmDisplayFeatureSmm may allow attacker to corrupt SMM memory by overwriting an arbitrary bit in an attacker-controlled pointer potentially leading to arbitrary code execution in SMM

Related
Refs
ReporterTitlePublishedViews
Family
amd
Amd
SMM Memory Corruption Vulnerability
8 Aug 202300:00
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bdu_fstec
BDU FSTEC
CpmDisplayFeatureSmm Buffer Overflow Code Execution
14 Sep 202300:00
–bdu_fstec
circl
Circl
CVE-2023-20555
8 Aug 202322:20
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cnnvd
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AMD Processors Buffer Error Vulnerability
8 Aug 202300:00
–cnnvd
cve
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CVE-2023-20555
8 Aug 202317:07
–cve
cvelist
Cvelist
CVE-2023-20555
8 Aug 202317:07
–cvelist
euvd
EUVD
EUVD-2023-24734
3 Oct 202520:07
–euvd
hp
Hewlett-Packard
AMD Client UEFI Firmware August 2023 Security Update
8 Aug 202300:00
–hp
nvd
NVD
CVE-2023-20555
8 Aug 202318:15
–nvd
osv_cve
osv_cve
CVE-2023-20555
8 Aug 202318:15
–osv_cve
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21 Aug 2023 16:56Current
7.8High risk
Vulners AI Score7.8
EPSS0.00324
39