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[email protected]NVD:CVE-2021-26316

HistoryJan 11, 2023 - 8:15 a.m.

CVE-2021-26316

2023-01-1108:15:10

CWE-20

[email protected]

web.nvd.nist.gov

cve-2021-26316

bios

communication buffer

validation

vulnerability

smm

arbitrary code execution

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

Percentile

12.7%

JSON

Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution.

Affected configurations

Nvd

Node

amdepyc_7h12_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7h12Match-

Node

amdepyc_7f72_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7f72Match-

Node

amdepyc_7f52_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7f52Match-

Node

amdepyc_7f32_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7f32Match-

Node

amdepyc_7742_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7742Match-

Node

amdepyc_7702p_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7702pMatch-

Node

amdepyc_7702_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7702Match-

Node

amdepyc_7662_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7662Match-

Node

amdepyc_7642_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7642Match-

Node

amdepyc_7552_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7552Match-

Node

amdepyc_7542_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7542Match-

Node

amdepyc_7532_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7532Match-

Node

amdepyc_7502p_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7502pMatch-

Node

amdepyc_7502_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7502Match-

Node

amdepyc_7452_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7452Match-

Node

amdepyc_7402_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7402Match-

Node

amdepyc_7402p_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7402pMatch-

Node

amdepyc_7352_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7352Match-

Node

amdepyc_7302p_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7302pMatch-

Node

amdepyc_7302_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7302Match-

Node

amdepyc_7282_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7282Match-

Node

amdepyc_7272_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7272Match-

Node

amdepyc_7262_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7262Match-

Node

amdepyc_7252_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7252Match-

Node

amdepyc_7232p_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7232pMatch-

Node

amdepyc_7002_firmwareRange<romepi_1.0.0.d

AND

amdepyc_7002Match-

Node

amdepyc_7003_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7003Match-

Node

amdepyc_72f3_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_72f3Match-

Node

amdepyc_7313_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7313Match-

Node

amdepyc_7313p_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7313pMatch-

Node

amdepyc_7343_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7343Match-

Node

amdepyc_7373x_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7373xMatch-

Node

amdepyc_73f3_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_73f3Match-

Node

amdepyc_7413_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7413Match-

Node

amdepyc_7443_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7443Match-

Node

amdepyc_7443p_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7443pMatch-

Node

amdepyc_7453_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7453Match-

Node

amdepyc_74f3_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_74f3Match-

Node

amdepyc_7513_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7513Match-

Node

amdepyc_7543_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7543Match-

Node

amdepyc_7543p_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7543pMatch-

Node

amdepyc_7573x_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7573xMatch-

Node

amdepyc_75f3_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_75f3Match-

Node

amdepyc_7643_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7643Match-

Node

amdepyc_7663_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7663Match-

Node

amdepyc_7713_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7713Match-

Node

amdepyc_7713p_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7713pMatch-

Node

amdepyc_7743_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7743Match-

Node

amdepyc_7763_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7763Match-

Node

amdepyc_7773x_firmwareRange<milanpi-sp3_1.0.0.8

AND

amdepyc_7773xMatch-

Node

amdathlon_3050ge_firmwareMatch-

AND

amdathlon_3050geMatch-

Node

amdathlon_3150gMatch-

AND

amdathlon_3150g_firmwareMatch-

Node

amdathlon_3150geMatch-

AND

amdathlon_3150ge_firmwareMatch-

Node

amdathlon_gold_3150cMatch-

AND

amdathlon_gold_3150c_firmwareMatch-

Node

amdathlon_gold_3150geMatch-

AND

amdathlon_gold_3150ge_firmwareMatch-

Node

amdathlon_gold_3150uMatch-

AND

amdathlon_gold_3150u_firmwareMatch-

Node

amdathlon_gold_pro_3150gMatch-

AND

amdathlon_gold_pro_3150g_firmwareMatch-

Node

amdathlon_gold_pro_3150geMatch-

AND

amdathlon_gold_pro_3150ge_firmwareMatch-

Node

amdathlon_pro_3045bMatch-

AND

amdathlon_pro_3045b_firmwareMatch-

Node

amdathlon_pro_3145bMatch-

AND

amdathlon_pro_3145b_firmwareMatch-

Node

amdathlon_silver_3050cMatch-

AND

amdathlon_silver_3050c_firmwareMatch-

Node

amdathlon_silver_3050eMatch-

AND

amdathlon_silver_3050e_firmwareMatch-

Node

amdathlon_silver_3050geMatch-

AND

amdathlon_silver_3050ge_firmwareMatch-

Node

amdathlon_silver_3050u_firmwareMatch-

AND

amdathlon_silver_3050uMatch-

Node

amdathlon_silver_pro_3125ge_firmwareMatch-

AND

amdathlon_silver_pro_3125geMatch-

Node

amdryzen_3_2200g_firmwareMatch-

AND

amdryzen_3_2200gMatch-

Node

amdryzen_3_2200ge_firmwareMatch-

AND

amdryzen_3_2200geMatch-

Node

amdryzen_3_2200u_firmwareMatch-

AND

amdryzen_3_2200uMatch-

Node

amdryzen_3_2300u_firmwareMatch-

AND

amdryzen_3_2300uMatch-

Node

amdryzen_3_5125c_firmwareMatch-

AND

amdryzen_3_5125cMatch-

Node

amdryzen_3_5300g_firmwareMatch-

AND

amdryzen_3_5300gMatch-

Node

amdryzen_3_5300ge_firmwareMatch-

AND

amdryzen_3_5300geMatch-

Node

amdryzen_3_5300u_firmwareMatch-

AND

amdryzen_3_5300uMatch-

Node

amdryzen_3_5400u_firmwareMatch-

AND

amdryzen_3_5400uMatch-

Node

amdryzen_3_5425c_firmwareMatch-

AND

amdryzen_3_5425cMatch-

Node

amdryzen_3_5425u_firmwareMatch-

AND

amdryzen_3_5425uMatch-

Node

amdryzen_3_pro_2300u_firmwareMatch-

AND

amdryzen_3_pro_2300uMatch-

Node

amdryzen_5_2400g_firmwareMatch-

AND

amdryzen_5_2400gMatch-

Node

amdryzen_5_2400ge_firmwareMatch-

AND

amdryzen_5_2400geMatch-

Node

amdryzen_5_2500u_firmwareMatch-

AND

amdryzen_5_2500uMatch-

Node

amdryzen_5_2600_firmwareMatch-

AND

amdryzen_5_2600Match-

Node

amdryzen_5_2600h_firmwareMatch-

AND

amdryzen_5_2600hMatch-

Node

amdryzen_5_2600x_firmwareMatch-

AND

amdryzen_5_2600xMatch-

Node

amdryzen_5_2700x_firmwareMatch-

AND

amdryzen_5_2700xMatch-

Node

amdryzen_5_5500_firmwareMatch-

AND

amdryzen_5_5500Match-

Node

amdryzen_5_5500u_firmwareMatch-

AND

amdryzen_5_5500uMatch-

Node

amdryzen_5_5560u_firmwareMatch-

AND

amdryzen_5_5560uMatch-

Node

amdryzen_5_5600_firmwareMatch-

AND

amdryzen_5_5600Match-

Node

amdryzen_5_5600g_firmwareMatch-

AND

amdryzen_5_5600gMatch-

Node

amdryzen_5_5600ge_firmwareMatch-

AND

amdryzen_5_5600geMatch-

Node

amdryzen_5_5600h_firmwareMatch-

AND

amdryzen_5_5600hMatch-

Node

amdryzen_5_5600hs_firmwareMatch-

AND

amdryzen_5_5600hsMatch-

Node

amdryzen_5_5600u_firmwareMatch-

AND

amdryzen_5_5600uMatch-

Node

amdryzen_5_5600x_firmwareMatch-

AND

amdryzen_5_5600xMatch-

Node

amdryzen_5_5625c_firmwareMatch-

AND

amdryzen_5_5625cMatch-

Node

amdryzen_5_5625u_firmwareMatch-

AND

amdryzen_5_5625uMatch-

Node

amdryzen_5_5700g_firmwareMatch-

AND

amdryzen_5_5700gMatch-

Node

amdryzen_5_5700ge_firmwareMatch-

AND

amdryzen_5_5700geMatch-

Node

amdryzen_5_pro_2500u_firmwareMatch-

AND

amdryzen_5_pro_2500uMatch-

Node

amdryzen_7_2700_firmwareMatch-

AND

amdryzen_7_2700Match-

Node

amdryzen_7_2700u_firmwareMatch-

AND

amdryzen_7_2700uMatch-

Node

amdryzen_7_2700x_firmwareMatch-

AND

amdryzen_7_2700xMatch-

Node

amdryzen_7_2800h_firmwareMatch-

AND

amdryzen_7_2800hMatch-

Node

amdryzen_7_5700g_firmwareMatch-

AND

amdryzen_7_5700gMatch-

Node

amdryzen_7_5700ge_firmwareMatch-

AND

amdryzen_7_5700geMatch-

Node

amdryzen_7_5700u_firmwareMatch-

AND

amdryzen_7_5700uMatch-

Node

amdryzen_7_5700x_firmwareMatch-

AND

amdryzen_7_5700xMatch-

Node

amdryzen_7_5800_firmwareMatch-

AND

amdryzen_7_5800Match-

Node

amdryzen_7_5800h_firmwareMatch-

AND

amdryzen_7_5800hMatch-

Node

amdryzen_7_5800hs_firmwareMatch-

AND

amdryzen_7_5800hsMatch-

Node

amdryzen_7_5800u_firmwareMatch-

AND

amdryzen_7_5800uMatch-

Node

amdryzen_7_5800x_firmwareMatch-

AND

amdryzen_7_5800xMatch-

Node

amdryzen_7_5800x3d_firmwareMatch-

AND

amdryzen_7_5800x3dMatch-

Node

amdryzen_7_5825c_firmwareMatch-

AND

amdryzen_7_5825cMatch-

Node

amdryzen_7_5825u_firmwareMatch-

AND

amdryzen_7_5825uMatch-

Node

amdryzen_7_pro_2700u_firmwareMatch-

AND

amdryzen_7_pro_2700uMatch-

Node

amdryzen_9_5900_firmwareMatch-

AND

amdryzen_9_5900Match-

Node

amdryzen_9_5900hs_firmwareMatch-

AND

amdryzen_9_5900hsMatch-

Node

amdryzen_9_5900hx_firmwareMatch-

AND

amdryzen_9_5900hxMatch-

Node

amdryzen_9_5900x_firmwareMatch-

AND

amdryzen_9_5900xMatch-

Node

amdryzen_9_5950x_firmwareMatch-

AND

amdryzen_9_5950xMatch-

Node

amdryzen_9_5980hs_firmwareMatch-

AND

amdryzen_9_5980hsMatch-

Node

amdryzen_9_5980hx_firmwareMatch-

AND

amdryzen_9_5980hxMatch-

Node

amdryzen_pro_2200g_firmwareMatch-

AND

amdryzen_pro_2200gMatch-

Node

amdryzen_pro_2200ge_firmwareMatch-

AND

amdryzen_pro_2200geMatch-

Node

amdryzen_pro_2400g_firmwareMatch-

AND

amdryzen_pro_2400gMatch-

Node

amdryzen_pro_2400ge_firmwareMatch-

AND

amdryzen_pro_2400geMatch-

Node

amdryzen_pro_5350g_firmwareMatch-

AND

amdryzen_pro_5350gMatch-

Node

amdryzen_pro_5350ge_firmwareMatch-

AND

amdryzen_pro_5350geMatch-

Node

amdryzen_pro_5650g_firmwareMatch-

AND

amdryzen_pro_5650gMatch-

Node

amdryzen_pro_5650ge_firmwareMatch-

AND

amdryzen_pro_5650geMatch-

Node

amdryzen_pro_5750g_firmwareMatch-

AND

amdryzen_pro_5750gMatch-

Node

amdryzen_pro_5750ge_firmwareMatch-

AND

amdryzen_pro_5750geMatch-

Node

amdryzen_threadripper_2920x_firmwareMatch-

AND

amdryzen_threadripper_2920xMatch-

Node

amdryzen_threadripper_2950x_firmwareMatch-

AND

amdryzen_threadripper_2950xMatch-

Node

amdryzen_threadripper_2970wx_firmwareMatch-

AND

amdryzen_threadripper_2970wxMatch-

Node

amdryzen_threadripper_2990wx_firmwareMatch-

AND

amdryzen_threadripper_2990wxMatch-

Node

amdryzen_threadripper_pro_3795wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3795wxMatch-

Node

amdryzen_threadripper_pro_3945wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3945wxMatch-

Node

amdryzen_threadripper_pro_3955wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3955wxMatch-

Node

amdryzen_threadripper_pro_3975wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3975wxMatch-

Node

amdryzen_threadripper_pro_3995wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3995wxMatch-

Node

amdryzen_threadripper_pro_5945wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5945wxMatch-

Node

amdryzen_threadripper_pro_5955wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5955wxMatch-

Node

amdryzen_threadripper_pro_5965wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5965wxMatch-

Node

amdryzen_threadripper_pro_5975wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5975wxMatch-

Node

amdryzen_threadripper_pro_5995wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5995wxMatch-

VendorProductVersionCPE
amdepyc_7h12_firmware*cpe:2.3:o:amd:epyc_7h12_firmware:*:*:*:*:*:*:*:*
amdepyc_7h12-cpe:2.3:h:amd:epyc_7h12:-:*:*:*:*:*:*:*
amdepyc_7f72_firmware*cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:*
amdepyc_7f72-cpe:2.3:h:amd:epyc_7f72:-:*:*:*:*:*:*:*
amdepyc_7f52_firmware*cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:*
amdepyc_7f52-cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:*
amdepyc_7f32_firmware*cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:*
amdepyc_7f32-cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:*
amdepyc_7742_firmware*cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:*
amdepyc_7742-cpe:2.3:h:amd:epyc_7742:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
amd	epyc_7h12_firmware	*	cpe:2.3:o:amd:epyc_7h12_firmware::::::::
amd	epyc_7h12	-	cpe:2.3:h:amd:epyc_7h12:-:::::::*
amd	epyc_7f72_firmware	*	cpe:2.3:o:amd:epyc_7f72_firmware::::::::
amd	epyc_7f72	-	cpe:2.3:h:amd:epyc_7f72:-:::::::*
amd	epyc_7f52_firmware	*	cpe:2.3:o:amd:epyc_7f52_firmware::::::::
amd	epyc_7f52	-	cpe:2.3:h:amd:epyc_7f52:-:::::::*
amd	epyc_7f32_firmware	*	cpe:2.3:o:amd:epyc_7f32_firmware::::::::
amd	epyc_7f32	-	cpe:2.3:h:amd:epyc_7f32:-:::::::*
amd	epyc_7742_firmware	*	cpe:2.3:o:amd:epyc_7742_firmware::::::::
amd	epyc_7742	-	cpe:2.3:h:amd:epyc_7742:-:::::::*