High severity · published Feb 15, 2023
CVE-2022-42455
ASUS EC Tool driver (aka d.sys) 1beb15c90dcf7a5234ed077833a0a3e900969b60be1d04fcebce0a9f8994bdbb, as signed by ASUS and shipped with multiple ASUS software products, contains…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
ASUS EC Tool driver (aka d.sys) 1beb15c90dcf7a5234ed077833a0a3e900969b60be1d04fcebce0a9f8994bdbb, as signed by ASUS and shipped with multiple ASUS software products, contains multiple IOCTL handlers that provide raw read and write access to port I/O and MSRs via unprivileged IOCTL calls. Local users can gain privileges.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Armoury Crate · Asus
before 5.3.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-42455
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-42455
Third Party Advisory
https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0003.md
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