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cve[email protected]CVE-2021-0159
HistoryMay 12, 2022 - 5:15 p.m.

CVE-2021-0159

2022-05-1217:15:08
CWE-20
web.nvd.nist.gov
57
2
cve-2021-0159
intel processor
bios
input validation
privilege escalation
nvd

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

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

7.4 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

Improper input validation in the BIOS authenticated code module for some Intel® Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Affected configurations

NVD
Node
intelxeon_bronze_3204Match-
AND
intelxeon_bronze_3204_firmwareMatch-
Node
intelxeon_bronze_3206rMatch-
AND
intelxeon_bronze_3206r_firmwareMatch-
Node
intelxeon_gold_5215Match-
AND
intelxeon_gold_5215_firmwareMatch-
Node
intelxeon_gold_5215lMatch-
AND
intelxeon_gold_5215l_firmwareMatch-
Node
intelxeon_gold_5217Match-
AND
intelxeon_gold_5217_firmwareMatch-
Node
intelxeon_gold_5218Match-
AND
intelxeon_gold_5218_firmwareMatch-
Node
intelxeon_gold_5218bMatch-
AND
intelxeon_gold_5218b_firmwareMatch-
Node
intelxeon_gold_5218nMatch-
AND
intelxeon_gold_5218n_firmwareMatch-
Node
intelxeon_gold_5218r_firmwareMatch-
AND
intelxeon_gold_5218rMatch-
Node
intelxeon_gold_5218t_firmwareMatch-
AND
intelxeon_gold_5218tMatch-
Node
intelxeon_gold_5220_firmwareMatch-
AND
intelxeon_gold_5220Match-
Node
intelxeon_gold_5220r_firmwareMatch-
AND
intelxeon_gold_5220rMatch-
Node
intelxeon_gold_5220s_firmwareMatch-
AND
intelxeon_gold_5220sMatch-
Node
intelxeon_gold_5220t_firmwareMatch-
AND
intelxeon_gold_5220tMatch-
Node
intelxeon_gold_5222_firmwareMatch-
AND
intelxeon_gold_5222Match-
Node
intelxeon_gold_5315y_firmwareMatch-
AND
intelxeon_gold_5315yMatch-
Node
intelxeon_gold_5317_firmwareMatch-
AND
intelxeon_gold_5317Match-
Node
intelxeon_gold_5318h_firmwareMatch-
AND
intelxeon_gold_5318hMatch-
Node
intelxeon_gold_5318nMatch-
AND
intelxeon_gold_5318n_firmwareMatch-
Node
intelxeon_gold_5318s_firmwareMatch-
AND
intelxeon_gold_5318sMatch-
Node
intelxeon_gold_5318y_firmwareMatch-
AND
intelxeon_gold_5318yMatch-
Node
intelxeon_gold_5320_firmwareMatch-
AND
intelxeon_gold_5320Match-
Node
intelxeon_gold_5320h_firmwareMatch-
AND
intelxeon_gold_5320hMatch-
Node
intelxeon_gold_5320t_firmwareMatch-
AND
intelxeon_gold_5320tMatch-
Node
intelxeon_gold_6208u_firmwareMatch-
AND
intelxeon_gold_6208uMatch-
Node
intelxeon_gold_6209u_firmwareMatch-
AND
intelxeon_gold_6209uMatch-
Node
intelxeon_gold_6210u_firmwareMatch-
AND
intelxeon_gold_6210uMatch-
Node
intelxeon_gold_6212u_firmwareMatch-
AND
intelxeon_gold_6212uMatch-
Node
intelxeon_gold_6222v_firmwareMatch-
AND
intelxeon_gold_6222vMatch-
Node
intelxeon_gold_6226_firmwareMatch-
AND
intelxeon_gold_6226Match-
Node
intelxeon_gold_6226r_firmwareMatch-
AND
intelxeon_gold_6226rMatch-
Node
intelxeon_gold_6230_firmwareMatch-
AND
intelxeon_gold_6230Match-
Node
intelxeon_gold_6230n_firmwareMatch-
AND
intelxeon_gold_6230nMatch-
Node
intelxeon_gold_6230r_firmwareMatch-
AND
intelxeon_gold_6230rMatch-
Node
intelxeon_gold_6230t_firmwareMatch-
AND
intelxeon_gold_6230tMatch-
Node
intelxeon_gold_6234_firmwareMatch-
AND
intelxeon_gold_6234Match-
Node
intelxeon_gold_6238_firmwareMatch-
AND
intelxeon_gold_6238Match-
Node
intelxeon_gold_6238l_firmwareMatch-
AND
intelxeon_gold_6238lMatch-
Node
intelxeon_gold_6238r_firmwareMatch-
AND
intelxeon_gold_6238rMatch-
Node
intelxeon_gold_6238t_firmwareMatch-
AND
intelxeon_gold_6238tMatch-
Node
intelxeon_gold_6240_firmwareMatch-
AND
intelxeon_gold_6240Match-
Node
intelxeon_gold_6240l_firmwareMatch-
AND
intelxeon_gold_6240lMatch-
Node
intelxeon_gold_6240r_firmwareMatch-
AND
intelxeon_gold_6240rMatch-
Node
intelxeon_gold_6240y_firmwareMatch-
AND
intelxeon_gold_6240yMatch-
Node
intelxeon_gold_6242_firmwareMatch-
AND
intelxeon_gold_6242Match-
Node
intelxeon_gold_6242r_firmwareMatch-
AND
intelxeon_gold_6242rMatch-
Node
intelxeon_gold_6244_firmwareMatch-
AND
intelxeon_gold_6244Match-
Node
intelxeon_gold_6246_firmwareMatch-
AND
intelxeon_gold_6246Match-
Node
intelxeon_gold_6246r_firmwareMatch-
AND
intelxeon_gold_6246rMatch-
Node
intelxeon_gold_6248_firmwareMatch-
AND
intelxeon_gold_6248Match-
Node
intelxeon_gold_6248r_firmwareMatch-
AND
intelxeon_gold_6248rMatch-
Node
intelxeon_gold_6250_firmwareMatch-
AND
intelxeon_gold_6250Match-
Node
intelxeon_gold_6250l_firmwareMatch-
AND
intelxeon_gold_6250lMatch-
Node
intelxeon_gold_6252_firmwareMatch-
AND
intelxeon_gold_6252Match-
Node
intelxeon_gold_6252n_firmwareMatch-
AND
intelxeon_gold_6252nMatch-
Node
intelxeon_gold_6254_firmwareMatch-
AND
intelxeon_gold_6254Match-
Node
intelxeon_gold_6256_firmwareMatch-
AND
intelxeon_gold_6256Match-
Node
intelxeon_gold_6258r_firmwareMatch-
AND
intelxeon_gold_6258rMatch-
Node
intelxeon_gold_6262v_firmwareMatch-
AND
intelxeon_gold_6262vMatch-
Node
intelxeon_gold_6312u_firmwareMatch-
AND
intelxeon_gold_6312uMatch-
Node
intelxeon_gold_6314u_firmwareMatch-
AND
intelxeon_gold_6314uMatch-
Node
intelxeon_gold_6326_firmwareMatch-
AND
intelxeon_gold_6326Match-
Node
intelxeon_gold_6328h_firmwareMatch-
AND
intelxeon_gold_6328hMatch-
Node
intelxeon_gold_6328hl_firmwareMatch-
AND
intelxeon_gold_6328hlMatch-
Node
intelxeon_gold_6330_firmwareMatch-
AND
intelxeon_gold_6330Match-
Node
intelxeon_gold_6330h_firmwareMatch-
AND
intelxeon_gold_6330hMatch-
Node
intelxeon_gold_6330n_firmwareMatch-
AND
intelxeon_gold_6330nMatch-
Node
intelxeon_gold_6334_firmwareMatch-
AND
intelxeon_gold_6334Match-
Node
intelxeon_gold_6336y_firmwareMatch-
AND
intelxeon_gold_6336yMatch-
Node
intelxeon_gold_6338_firmwareMatch-
AND
intelxeon_gold_6338Match-
Node
intelxeon_gold_6338n_firmwareMatch-
AND
intelxeon_gold_6338nMatch-
Node
intelxeon_gold_6338t_firmwareMatch-
AND
intelxeon_gold_6338tMatch-
Node
intelxeon_gold_6342_firmwareMatch-
AND
intelxeon_gold_6342Match-
Node
intelxeon_gold_6346_firmwareMatch-
AND
intelxeon_gold_6346Match-
Node
intelxeon_gold_6348_firmwareMatch-
AND
intelxeon_gold_6348Match-
Node
intelxeon_gold_6348h_firmwareMatch-
AND
intelxeon_gold_6348hMatch-
Node
intelxeon_gold_6354_firmwareMatch-
AND
intelxeon_gold_6354Match-
Node
intelxeon_platinum_8253_firmwareMatch-
AND
intelxeon_platinum_8253Match-
Node
intelxeon_platinum_8256_firmwareMatch-
AND
intelxeon_platinum_8256Match-
Node
intelxeon_platinum_8260_firmwareMatch-
AND
intelxeon_platinum_8260Match-
Node
intelxeon_platinum_8260l_firmwareMatch-
AND
intelxeon_platinum_8260lMatch-
Node
intelxeon_platinum_8260y_firmwareMatch-
AND
intelxeon_platinum_8260yMatch-
Node
intelxeon_platinum_8268_firmwareMatch-
AND
intelxeon_platinum_8268Match-
Node
intelxeon_platinum_8270_firmwareMatch-
AND
intelxeon_platinum_8270Match-
Node
intelxeon_platinum_8276_firmwareMatch-
AND
intelxeon_platinum_8276Match-
Node
intelxeon_platinum_8276l_firmwareMatch-
AND
intelxeon_platinum_8276lMatch-
Node
intelxeon_platinum_8280_firmwareMatch-
AND
intelxeon_platinum_8280Match-
Node
intelxeon_platinum_8280l_firmwareMatch-
AND
intelxeon_platinum_8280lMatch-
Node
intelxeon_platinum_8351n_firmwareMatch-
AND
intelxeon_platinum_8351nMatch-
Node
intelxeon_platinum_8352m_firmwareMatch-
AND
intelxeon_platinum_8352mMatch-
Node
intelxeon_platinum_8352s_firmwareMatch-
AND
intelxeon_platinum_8352sMatch-
Node
intelxeon_platinum_8352v_firmwareMatch-
AND
intelxeon_platinum_8352vMatch-
Node
intelxeon_platinum_8352y_firmwareMatch-
AND
intelxeon_platinum_8352yMatch-
Node
intelxeon_platinum_8353h_firmwareMatch-
AND
intelxeon_platinum_8353hMatch-
Node
intelxeon_platinum_8354h_firmwareMatch-
AND
intelxeon_platinum_8354hMatch-
Node
intelxeon_platinum_8356h_firmwareMatch-
AND
intelxeon_platinum_8356hMatch-
Node
intelxeon_platinum_8358_firmwareMatch-
AND
intelxeon_platinum_8358Match-
Node
intelxeon_platinum_8358p_firmwareMatch-
AND
intelxeon_platinum_8358pMatch-
Node
intelxeon_platinum_8360h_firmwareMatch-
AND
intelxeon_platinum_8360hMatch-
Node
intelxeon_platinum_8360hl_firmwareMatch-
AND
intelxeon_platinum_8360hlMatch-
Node
intelxeon_platinum_8360y_firmwareMatch-
AND
intelxeon_platinum_8360yMatch-
Node
intelxeon_platinum_8362_firmwareMatch-
AND
intelxeon_platinum_8362Match-
Node
intelxeon_platinum_8368_firmwareMatch-
AND
intelxeon_platinum_8368Match-
Node
intelxeon_platinum_8368q_firmwareMatch-
AND
intelxeon_platinum_8368qMatch-
Node
intelxeon_platinum_8376h_firmwareMatch-
AND
intelxeon_platinum_8376hMatch-
Node
intelxeon_platinum_8376hl_firmwareMatch-
AND
intelxeon_platinum_8376hlMatch-
Node
intelxeon_platinum_8380_firmwareMatch-
AND
intelxeon_platinum_8380Match-
Node
intelxeon_platinum_8380h_firmwareMatch-
AND
intelxeon_platinum_8380hMatch-
Node
intelxeon_platinum_8380hl_firmwareMatch-
AND
intelxeon_platinum_8380hlMatch-
Node
intelxeon_platinum_9221_firmwareMatch-
AND
intelxeon_platinum_9221Match-
Node
intelxeon_platinum_9222_firmwareMatch-
AND
intelxeon_platinum_9222Match-
Node
intelxeon_platinum_9242_firmwareMatch-
AND
intelxeon_platinum_9242Match-
Node
intelxeon_platinum_9282_firmwareMatch-
AND
intelxeon_platinum_9282Match-
Node
intelxeon_silver_4208_firmwareMatch-
AND
intelxeon_silver_4208Match-
Node
intelxeon_silver_4209t_firmwareMatch-
AND
intelxeon_silver_4209tMatch-
Node
intelxeon_silver_4210_firmwareMatch-
AND
intelxeon_silver_4210Match-
Node
intelxeon_silver_4210r_firmwareMatch-
AND
intelxeon_silver_4210rMatch-
Node
intelxeon_silver_4210t_firmwareMatch-
AND
intelxeon_silver_4210tMatch-
Node
intelxeon_silver_4214_firmwareMatch-
AND
intelxeon_silver_4214Match-
Node
intelxeon_silver_4214r_firmwareMatch-
AND
intelxeon_silver_4214rMatch-
Node
intelxeon_silver_4214y_firmwareMatch-
AND
intelxeon_silver_4214yMatch-
Node
intelxeon_silver_4215_firmwareMatch-
AND
intelxeon_silver_4215Match-
Node
intelxeon_silver_4215r_firmwareMatch-
AND
intelxeon_silver_4215rMatch-
Node
intelxeon_silver_4216_firmwareMatch-
AND
intelxeon_silver_4216Match-
Node
intelxeon_silver_4309y_firmwareMatch-
AND
intelxeon_silver_4309yMatch-
Node
intelxeon_silver_4310_firmwareMatch-
AND
intelxeon_silver_4310Match-
Node
intelxeon_silver_4310t_firmwareMatch-
AND
intelxeon_silver_4310tMatch-
Node
intelxeon_silver_4314_firmwareMatch-
AND
intelxeon_silver_4314Match-
Node
intelxeon_silver_4316_firmwareMatch-
AND
intelxeon_silver_4316Match-

CNA Affected

[
  {
    "product": "Intel(R) Processors",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "See references"
      }
    ]
  }
]

Social References

More

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

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

7.4 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

Related for CVE-2021-0159