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cve[email protected]CVE-2021-26943
HistoryMar 31, 2021 - 8:15 p.m.

CVE-2021-26943

2021-03-3120:15:00
NVD-CWE-noinfo
[email protected]
web.nvd.nist.gov
47
asus
ux360ca
bios
303
arbitrary code execution
smm
cve-2021-26943
nvd

8.2 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.2 High

AI Score

Confidence

High

7.2 High

CVSS2

Access Vector

LOCAL

Access 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

0.0005 Low

EPSS

Percentile

16.4%

JSON

The UX360CA BIOS through 303 on ASUS laptops allow an attacker (with the ring 0 privilege) to overwrite nearly arbitrary physical memory locations, including SMRAM, and execute arbitrary code in the SMM (issue 3 of 3).

Related

prion 1
githubexploit 1
prion
prion
Memory corruption
2021-03-31 20:15:00
githubexploit
githubexploit
Exploit for Vulnerability in Asus Ux360Ca Bios
2020-12-31 16:30:02

8.2 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.2 High

AI Score

Confidence

High

7.2 High

CVSS2

Access Vector

LOCAL

Access 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

0.0005 Low

EPSS

Percentile

16.4%

JSON
Related for CVE-2021-26943
prion1githubexploit1