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    Dashboard / CVE / CVE-2021-26406

    CVE-2021-26406

    Insufficient validation in parsing Owner's Certificate Authority (OCA) certificates in SEV (AMD Secure Encrypted Virtualization) and SEV-ES user application can lead to a host crash potentially resulting in denial of service.

    Published:May 9, 2023
    Last Modified:Jan 28, 2025
    EPS:May 9, 2023
    EPSS Score:0.00146
    CVSS Score:7.5

    Affected Products

    Vendor
    Amd
    Product
    Epyc 7232p
    Vendor
    Amd
    Product
    Epyc 7232p Firmware
    Vendor
    Amd
    Product
    Epyc 7251
    Vendor
    Amd
    Product
    Epyc 7251 Firmware
    Vendor
    Amd
    Product
    Epyc 7252
    Vendor
    Amd
    Product
    Epyc 7252 Firmware
    Vendor
    Amd
    Product
    Epyc 7261
    Vendor
    Amd
    Product
    Epyc 7261 Firmware
    Vendor
    Amd
    Product
    Epyc 7262
    Vendor
    Amd
    Product
    Epyc 7262 Firmware
    Vendor
    Amd
    Product
    Epyc 7272
    Vendor
    Amd
    Product
    Epyc 7272 Firmware
    Vendor
    Amd
    Product
    Epyc 7281
    Vendor
    Amd
    Product
    Epyc 7281 Firmware
    Vendor
    Amd
    Product
    Epyc 7282
    Vendor
    Amd
    Product
    Epyc 7282 Firmware
    Vendor
    Amd
    Product
    Epyc 7301
    Vendor
    Amd
    Product
    Epyc 7301 Firmware
    Vendor
    Amd
    Product
    Epyc 7302
    Vendor
    Amd
    Product
    Epyc 7302 Firmware
    Vendor
    Amd
    Product
    Epyc 7302p
    Vendor
    Amd
    Product
    Epyc 7302p Firmware
    Vendor
    Amd
    Product
    Epyc 7351
    Vendor
    Amd
    Product
    Epyc 7351 Firmware
    Vendor
    Amd
    Product
    Epyc 7351p
    Vendor
    Amd
    Product
    Epyc 7351p Firmware
    Vendor
    Amd
    Product
    Epyc 7352
    Vendor
    Amd
    Product
    Epyc 7352 Firmware
    Vendor
    Amd
    Product
    Epyc 7371
    Vendor
    Amd
    Product
    Epyc 7371 Firmware
    Vendor
    Amd
    Product
    Epyc 7401
    Vendor
    Amd
    Product
    Epyc 7401 Firmware
    Vendor
    Amd
    Product
    Epyc 7401p
    Vendor
    Amd
    Product
    Epyc 7401p Firmware
    Vendor
    Amd
    Product
    Epyc 7402
    Vendor
    Amd
    Product
    Epyc 7402 Firmware
    Vendor
    Amd
    Product
    Epyc 7402p
    Vendor
    Amd
    Product
    Epyc 7402p Firmware
    Vendor
    Amd
    Product
    Epyc 7451
    Vendor
    Amd
    Product
    Epyc 7451 Firmware
    Vendor
    Amd
    Product
    Epyc 7452
    Vendor
    Amd
    Product
    Epyc 7452 Firmware
    Vendor
    Amd
    Product
    Epyc 7501
    Vendor
    Amd
    Product
    Epyc 7501 Firmware
    Vendor
    Amd
    Product
    Epyc 7502
    Vendor
    Amd
    Product
    Epyc 7502 Firmware
    Vendor
    Amd
    Product
    Epyc 7502p
    Vendor
    Amd
    Product
    Epyc 7502p Firmware
    Vendor
    Amd
    Product
    Epyc 7532
    Vendor
    Amd
    Product
    Epyc 7532 Firmware
    Vendor
    Amd
    Product
    Epyc 7542
    Vendor
    Amd
    Product
    Epyc 7542 Firmware
    Vendor
    Amd
    Product
    Epyc 7551
    Vendor
    Amd
    Product
    Epyc 7551 Firmware
    Vendor
    Amd
    Product
    Epyc 7551p
    Vendor
    Amd
    Product
    Epyc 7551p Firmware
    Vendor
    Amd
    Product
    Epyc 7552
    Vendor
    Amd
    Product
    Epyc 7552 Firmware
    Vendor
    Amd
    Product
    Epyc 7571
    Vendor
    Amd
    Product
    Epyc 7571 Firmware
    Vendor
    Amd
    Product
    Epyc 7601
    Vendor
    Amd
    Product
    Epyc 7601 Firmware
    Vendor
    Amd
    Product
    Epyc 7642
    Vendor
    Amd
    Product
    Epyc 7642 Firmware
    Vendor
    Amd
    Product
    Epyc 7662
    Vendor
    Amd
    Product
    Epyc 7662 Firmware
    Vendor
    Amd
    Product
    Epyc 7702
    Vendor
    Amd
    Product
    Epyc 7702 Firmware
    Vendor
    Amd
    Product
    Epyc 7702p
    Vendor
    Amd
    Product
    Epyc 7702p Firmware
    Vendor
    Amd
    Product
    Epyc 7742
    Vendor
    Amd
    Product
    Epyc 7742 Firmware
    Vendor
    Amd
    Product
    Epyc 7f32
    Vendor
    Amd
    Product
    Epyc 7f32 Firmware
    Vendor
    Amd
    Product
    Epyc 7f52
    Vendor
    Amd
    Product
    Epyc 7f52 Firmware
    Vendor
    Amd
    Product
    Epyc 7f72
    Vendor
    Amd
    Product
    Epyc 7f72 Firmware
    Vendor
    Amd
    Product
    Epyc 7h12
    Vendor
    Amd
    Product
    Epyc 7h12 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High