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CVE-2022-23831: NA in AMD AMD μProf

High
VulnerabilityCVE-2022-23831cvecve-2022-23831
Published: Wed Nov 09 2022 (11/09/2022, 20:45:40 UTC)
Source: CVE
Vendor/Project: AMD
Product: AMD μProf

Description

Insufficient validation of the IOCTL input buffer in AMD μProf may allow an attacker to send an arbitrary buffer leading to a potential Windows kernel crash resulting in denial of service.

AI-Powered Analysis

AILast updated: 07/02/2025, 02:24:33 UTC

Technical Analysis

CVE-2022-23831 is a high-severity vulnerability affecting AMD's performance profiling tool, AMD μProf, across multiple operating systems including Windows, Linux, and FreeBSD. The root cause of this vulnerability is insufficient validation of the IOCTL (Input Output Control) input buffer. IOCTL interfaces are used by user-mode applications to communicate with kernel-mode drivers. In this case, the lack of proper input validation allows an attacker to send an arbitrary buffer to the kernel driver component of AMD μProf. This can lead to a Windows kernel crash, resulting in a denial of service (DoS) condition. The vulnerability is classified under CWE-20, which pertains to improper input validation. The CVSS v3.1 base score is 7.5, indicating a high severity level. The attack vector is network-based (AV:N), requires no privileges (PR:N), and no user interaction (UI:N), making it relatively easy to exploit remotely. The impact is limited to availability, with no direct confidentiality or integrity compromise. No known exploits are currently reported in the wild, and no patches have been linked yet. The vulnerability affects all versions of AMD μProf across supported platforms, which is a tool commonly used by developers and system administrators for performance profiling on AMD processors. Exploiting this vulnerability could disrupt system stability by causing kernel crashes, potentially impacting critical systems that rely on AMD μProf for performance monitoring or debugging.

Potential Impact

For European organizations, the primary impact of CVE-2022-23831 is the potential for denial of service on systems running AMD μProf. This can disrupt development, testing, and performance monitoring activities, especially in sectors relying heavily on AMD hardware and profiling tools such as technology companies, research institutions, and industrial control systems. While the vulnerability does not directly compromise data confidentiality or integrity, the availability impact could lead to operational downtime, loss of productivity, and potential cascading effects if critical systems become unstable. Organizations in sectors like finance, manufacturing, and telecommunications that use AMD-based infrastructure and rely on performance profiling tools may experience interruptions. Additionally, since the vulnerability can be exploited remotely without authentication or user interaction, it increases the risk surface, particularly in environments where AMD μProf is exposed or accessible over networks. However, the lack of known exploits in the wild and the specialized nature of the tool somewhat limit the immediate widespread impact.

Mitigation Recommendations

To mitigate CVE-2022-23831, European organizations should first verify if AMD μProf is installed and actively used within their environment. If so, they should monitor AMD's official channels for patches or updates addressing this vulnerability and apply them promptly once available. In the interim, restricting access to systems running AMD μProf by limiting network exposure and enforcing strict firewall rules can reduce the attack surface. Employing application whitelisting and endpoint protection solutions to detect and block suspicious IOCTL calls may also help. Organizations should audit and monitor kernel driver interactions for anomalous behavior indicative of exploitation attempts. Additionally, consider isolating profiling tools on dedicated systems or virtual machines to contain potential impacts. Regularly updating system software and drivers, and maintaining robust incident response plans to quickly recover from potential denial of service events, are also recommended. Since no patches are currently linked, proactive network segmentation and access control are critical to prevent exploitation.

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Technical Details

Data Version
5.1
Assigner Short Name
AMD
Date Reserved
2022-01-21T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d9839c4522896dcbecd18

Added to database: 5/21/2025, 9:09:13 AM

Last enriched: 7/2/2025, 2:24:33 AM

Last updated: 8/11/2025, 6:01:27 AM

Views: 11

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