NVD Vulnerability Detail
Search Exploit, PoC
CVE-2020-5955
Summary

An issue was discovered in Int15MicrocodeSmm in Insyde InsydeH2O before 2021-10-14 on Intel client chipsets. A caller may be able to escalate privileges.

Publication Date Nov. 3, 2021, 10:15 a.m.
Registration Date Nov. 3, 2021, 4 p.m.
Last Update Nov. 21, 2024, 2:34 p.m.
CVSS3.1 : CRITICAL
スコア 9.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C) 高
完全性への影響(I) 高
可用性への影響(A) 高
CVSS2.0 : HIGH
Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃前の認証要否(Au) 不要
機密性への影響(C) 低
完全性への影響(I) 低
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.32.30.0001
execution environment
1 cpe:2.3:h:intel:ice_lake:-:*:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.41.35.0001
execution environment
1 cpe:2.3:h:intel:tiger_lake:-:*:*:*:*:*:*:*
Configuration3 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.42.11.0026
execution environment
1 cpe:2.3:h:intel:whitley-sp:-:*:*:*:*:*:*:*
Configuration4 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.04.21.0068
execution environment
1 cpe:2.3:h:intel:grantley-ep:-:*:*:*:*:*:*:*
Configuration5 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.42.09.0003
execution environment
1 cpe:2.3:h:intel:elkhart_lake:-:*:*:*:*:*:*:*
Configuration6 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.21.51.0040
execution environment
1 cpe:2.3:h:intel:purley-ep_refresh_neon_city:-:*:*:*:*:*:*:*
Configuration7 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.34.09.0030
execution environment
1 cpe:2.3:h:intel:comet_lake_rvp:-:*:*:*:embedded:*:*:*
Configuration8 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.34.09.0030
execution environment
1 cpe:2.3:h:intel:comet_lake_rvp:-:*:*:*:server:*:*:*
Configuration9 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.32.47.0001
execution environment
1 cpe:2.3:h:intel:comet_lake:-:*:*:*:client:*:*:*
Configuration10 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.45.0023
execution environment
1 cpe:2.3:h:intel:whiskey_lake_rvp:-:*:*:*:embedded:*:*:*
Configuration11 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.45.0023
execution environment
1 cpe:2.3:h:intel:whiskey_lake_rvp:-:*:*:*:server:*:*:*
Configuration12 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.21.43.0001
execution environment
1 cpe:2.3:h:intel:whiskey_lake:-:*:*:*:client:*:*:*
Configuration13 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.04.0045
execution environment
1 cpe:2.3:h:intel:mehlow:-:*:*:*:embedded:*:*:*
Configuration14 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.04.0045
execution environment
1 cpe:2.3:h:intel:mehlow-r:-:*:*:*:embedded:*:*:*
Configuration15 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.04.0045
execution environment
1 cpe:2.3:h:intel:mehlow-r:-:*:*:*:server:*:*:*
Configuration16 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.04.0045
execution environment
1 cpe:2.3:h:intel:mehlow:-:*:*:*:server:*:*:*
Configuration17 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.21.43.0001
execution environment
1 cpe:2.3:h:intel:coffee_lake:-:*:*:*:client:*:*:*
Configuration18 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.21.43.0001
execution environment
1 cpe:2.3:h:intel:cannon_lake:-:*:*:*:*:*:*:*
Configuration19 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.11.26.0015
execution environment
1 cpe:2.3:h:intel:kaby_lake_mrd:-:*:*:*:*:*:*:*
Configuration20 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.12.09.0075
execution environment
1 cpe:2.3:h:intel:greenlow:-:*:*:*:embedded:*:*:*
Configuration21 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.12.09.0075
execution environment
1 cpe:2.3:h:intel:greenlow-r:-:*:*:*:*:*:*:*
Configuration22 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.12.09.0075
execution environment
1 cpe:2.3:h:intel:greenlow:-:*:*:*:server:*:*:*
Configuration23 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.12.09.0075
execution environment
1 cpe:2.3:h:intel:greenlow-r:-:*:*:*:embedded:*:*:*
Configuration24 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.10.48.0001
execution environment
1 cpe:2.3:h:intel:kaby_lake:-:*:*:*:client:*:*:*
Configuration25 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.05.39.0001
execution environment
1 cpe:2.3:h:intel:skylake_mrd:-:*:*:*:*:*:*:*
Configuration26 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.04.15.0001
execution environment
1 cpe:2.3:h:intel:skylake:-:*:*:*:*:*:*:*
Configuration27 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.27.0001
execution environment
1 cpe:2.3:h:intel:coffee_lake:-:*:*:*:*:*:*:*
Configuration28 or higher or less more than less than
cpe:2.3:o:insyde:insydeh2o_uefi_bios:*:*:*:*:*:*:*:* 05.23.27.0001
execution environment
1 cpe:2.3:h:intel:whiskey_lake:-:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
Insyde Software の insydeh2o uefi bios における脆弱性
Title Insyde Software の insydeh2o uefi bios における脆弱性
Summary

Insyde Software の insydeh2o uefi bios には、不特定の脆弱性が存在します。

Possible impacts 情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。
Solution

ベンダアドバイザリまたはパッチ情報が公開されています。参考情報を参照して適切な対策を実施してください。
Publication Date Jan. 6, 2020, midnight
Registration Date July 18, 2024, 7:28 p.m.
Last Update July 18, 2024, 7:28 p.m.
Affected System
Insyde Software
insydeh2o uefi bios 05.04.21.0068 未満
insydeh2o uefi bios 05.11.26.0015 未満
insydeh2o uefi bios 05.12.09.0075 未満
insydeh2o uefi bios 05.21.43.0001 未満
insydeh2o uefi bios 05.21.51.0040 未満
insydeh2o uefi bios 05.23.04.0045 未満
insydeh2o uefi bios 05.23.45.0023 未満
insydeh2o uefi bios 05.32.30.0001 未満
insydeh2o uefi bios 05.32.47.0001 未満
insydeh2o uefi bios 05.34.09.0030 未満
insydeh2o uefi bios 05.41.35.0001 未満
insydeh2o uefi bios 05.42.09.0003 未満
insydeh2o uefi bios 05.42.11.0026 未満
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
その他
Change Log
No Changed Details Date of change
1 [2024年07月18日]   掲載 July 18, 2024, 6:56 p.m.