Vulnerability Monitor

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CVE-2021-26344


An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution.


Published

2024-08-13T17:15:17.113

Last Modified

2025-03-18T16:15:12.347

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.2 (HIGH)

Weaknesses
  • Type: Primary
    CWE-787
  • Type: Secondary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System amd epyc_7203_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7203 - No
Operating System amd epyc_7203p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7203p - No
Operating System amd epyc_72f3_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_72f3 - No
Operating System amd epyc_7303_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7303 - No
Operating System amd epyc_7303p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7303p - No
Operating System amd epyc_7313_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7313 - No
Operating System amd epyc_7313p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7313p - No
Operating System amd epyc_7343_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7343 - No
Operating System amd epyc_73f3_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_73f3 - No
Operating System amd epyc_7373x_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7373x - No
Operating System amd epyc_7413_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7413 - No
Operating System amd epyc_7443_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7443 - No
Operating System amd epyc_7443p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7443p - No
Operating System amd epyc_74f3_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_74f3 - No
Operating System amd epyc_7453_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7453 - No
Operating System amd epyc_7473x_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7473x - No
Operating System amd epyc_7513_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7513 - No
Operating System amd epyc_7543_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7543 - No
Operating System amd epyc_7543p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7543p - No
Operating System amd epyc_75f3_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_75f3 - No
Operating System amd epyc_7573x_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7573x - No
Operating System amd epyc_7643_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7643 - No
Operating System amd epyc_7773x_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7773x - No
Operating System amd epyc_7643p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7643p - No
Operating System amd epyc_7663_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7663 - No
Operating System amd epyc_7663p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7663p - No
Operating System amd epyc_7713_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7713 - No
Operating System amd epyc_7713p_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7713p - No
Operating System amd epyc_7763_firmware < milanpi_1.0.0.5 Yes
Hardware amd epyc_7763 - No
Operating System amd epyc_7h12_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7h12 - No
Operating System amd epyc_7f72_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7f72 - No
Operating System amd epyc_7f52_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7f52 - No
Operating System amd epyc_7f32_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7f32 - No
Operating System amd epyc_7742_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7742 - No
Operating System amd epyc_7702p_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7702p - No
Operating System amd epyc_7702_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7702 - No
Operating System amd epyc_7662_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7662 - No
Operating System amd epyc_7642_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7642 - No
Operating System amd epyc_7552_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7552 - No
Operating System amd epyc_7542_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7542 - No
Operating System amd epyc_7532_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7532 - No
Operating System amd epyc_7502p_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7502p - No
Operating System amd epyc_7502_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7502 - No
Operating System amd epyc_7452_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7452 - No
Operating System amd epyc_7402p_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7402p - No
Operating System amd epyc_7402_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7402 - No
Operating System amd epyc_7352_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7352 - No
Operating System amd epyc_7302p_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7302p - No
Operating System amd epyc_7302_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7302 - No
Operating System amd epyc_7282_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7282 - No
Operating System amd epyc_7272_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7272 - No
Operating System amd epyc_7262_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7262 - No
Operating System amd epyc_7252_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7252 - No
Operating System amd epyc_7232p_firmware < romepi_1.0.0.c Yes
Hardware amd epyc_7232p - No
Operating System amd epyc_7601_firmware - Yes
Hardware amd epyc_7601 - No
Operating System amd epyc_7551p_firmware - Yes
Hardware amd epyc_7551p - No
Operating System amd epyc_7551_firmware - Yes
Hardware amd epyc_7551 - No
Operating System amd epyc_7501_firmware - Yes
Hardware amd epyc_7501 - No
Operating System amd epyc_7451_firmware - Yes
Hardware amd epyc_7451 - No
Operating System amd epyc_7401p_firmware - Yes
Hardware amd epyc_7401p - No
Operating System amd epyc_7401_firmware - Yes
Hardware amd epyc_7401 - No
Operating System amd epyc_7371_firmware - Yes
Hardware amd epyc_7371 - No
Operating System amd epyc_7351p_firmware - Yes
Hardware amd epyc_7351p - No
Operating System amd epyc_7351_firmware - Yes
Hardware amd epyc_7351 - No
Operating System amd epyc_7301_firmware - Yes
Hardware amd epyc_7301 - No
Operating System amd epyc_7281_firmware - Yes
Hardware amd epyc_7281 - No
Operating System amd epyc_7261_firmware - Yes
Hardware amd epyc_7261 - No
Operating System amd epyc_7251_firmware - Yes
Hardware amd epyc_7251 - No
Operating System amd epyc_7001_firmware - Yes
Hardware amd epyc_7001 - No

References