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[email protected]CVE-2021-46756

HistoryMay 09, 2023 - 8:15 p.m.

CVE-2021-46756

2023-05-0920:15:12

CWE-20

[email protected]

web.nvd.nist.gov

cve

2021

46756

input validation

asp

bootloader

denial of service

integrity loss

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

9.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.7%

JSON

Insufficient validation of inputs in
SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an
attacker with a malicious Uapp or ABL to send malformed or invalid syscall to
the bootloader resulting in a potential denial of service and loss of
integrity.

Affected configurations

NVD

Node

amdepyc_72f3_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_72f3Match-

Node

amdepyc_7313_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7313Match-

Node

amdepyc_7313p_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7313pMatch-

Node

amdepyc_7343_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7343Match-

Node

amdepyc_7373x_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7373xMatch-

Node

amdepyc_73f3_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_73f3Match-

Node

amdepyc_7413_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7413Match-

Node

amdepyc_7443_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7443Match-

Node

amdepyc_7443p_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7443pMatch-

Node

amdepyc_7453_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7453Match-

Node

amdepyc_7473x_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7473xMatch-

Node

amdepyc_74f3_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_74f3Match-

Node

amdepyc_7513_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7513Match-

Node

amdepyc_7543_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7543Match-

Node

amdepyc_7543p_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7543pMatch-

Node

amdepyc_7573x_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7573xMatch-

Node

amdepyc_75f3_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_75f3Match-

Node

amdepyc_7643_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7643Match-

Node

amdepyc_7663_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7663Match-

Node

amdepyc_7713_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7713Match-

Node

amdepyc_7713p_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7713pMatch-

Node

amdepyc_7763_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7763Match-

Node

amdepyc_7773x_firmwareMatchmilanpi_1.0.0.9

AND

amdepyc_7773xMatch-

Node

amdepyc_7232p_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7232pMatch-

Node

amdepyc_7252_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7252Match-

Node

amdepyc_7262_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7262Match-

Node

amdepyc_7272_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7272Match-

Node

amdepyc_7282_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7282Match-

Node

amdepyc_7302_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7302Match-

Node

amdepyc_7302p_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7302pMatch-

Node

amdepyc_7352_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7352Match-

Node

amdepyc_7402_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7402Match-

Node

amdepyc_7402p_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7402pMatch-

Node

amdepyc_7452_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7452Match-

Node

amdepyc_7502_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7502Match-

Node

amdepyc_7502p_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7502pMatch-

Node

amdepyc_7532_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7532Match-

Node

amdepyc_7542_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7542Match-

Node

amdepyc_7552_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7552Match-

Node

amdepyc_7642_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7642Match-

Node

amdepyc_7662_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7662Match-

Node

amdepyc_7702_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7702Match-

Node

amdepyc_7702p_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7702pMatch-

Node

amdepyc_7742_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7742Match-

Node

amdepyc_7f32_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7f32Match-

Node

amdepyc_7f52_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7f52Match-

Node

amdepyc_7f72_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7f72Match-

Node

amdepyc_7h12_firmwareMatchromepi_1.0.0.e

AND

amdepyc_7h12Match-

Node

amdepyc_7251_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7251Match-

Node

amdepyc_7261_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7261Match-

Node

amdepyc_7281_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7281Match-

Node

amdepyc_7301_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7301Match-

Node

amdepyc_7351_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7351Match-

Node

amdepyc_7351p_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7351pMatch-

Node

amdepyc_7371_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7371Match-

Node

amdepyc_7401_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7401Match-

Node

amdepyc_7401p_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7401pMatch-

Node

amdepyc_7451_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7451Match-

Node

amdepyc_7501_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7501Match-

Node

amdepyc_7551_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7551Match-

Node

amdepyc_7551p_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7551pMatch-

Node

amdepyc_7571_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7571Match-

Node

amdepyc_7601_firmwareMatchnaplespi_1.0.0.j

AND

amdepyc_7601Match-

CPENameOperatorVersion
amd:epyc_72f3_firmwareamd epyc 72f3 firmwareeqmilanpi_1.0.0.9

CPE	Name	Operator	Version
amd:epyc_72f3_firmware	amd epyc 72f3 firmware	eq	milanpi_1.0.0.9

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 2000 Series Desktop Processors “Pinnacle Ridge”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 3000 Series Desktop Processors “Matisse” AM4",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics  “Cezanne” AM4",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "Various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "2nd Gen AMD Ryzen™ Threadripper™ Processors “Colfax”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics   “Pollock”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” ",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "1st Gen AMD EPYC™ Processors",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "2nd Gen AMD EPYC™ Processors",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "3rd Gen AMD EPYC™ Processors",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  }
]