High severity · published Aug 8, 2023
CVE-2023-20562
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary…
7.8
CVSS
1%
EPSS
No
On KEV
Description
Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.
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)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ΜP
μProf · AMD
various before 4.1.396; various before 4.1-424 · source: vendor
AU
Amd Uprof · Amd
before 4.1.396; before 4.1-424 · source: NVD
UT
Uprof Tool · Amd
before 4.1.396; before 4.1-424 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-20562
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-20562
Patch
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7003
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