CVE-2022-34385 in SupportAssist for Home PCs
Summary
by MITRE • 02/11/2023
SupportAssist for Home PCs (version 3.11.4 and prior) and SupportAssist for Business PCs (version 3.2.0 and prior) contain cryptographic weakness vulnerability. An authenticated non-admin user could potentially exploit the issue and obtain sensitive information.
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Analysis
by VulDB Data Team • 07/13/2026
The cryptographic weakness vulnerability identified in SupportAssist for Home PCs version 3.11.4 and prior, as well as SupportAssist for Business PCs version 3.2.0 and prior, represents a significant security flaw that undermines the integrity of sensitive data protection mechanisms. This vulnerability resides within the authentication and encryption frameworks of these support applications, creating potential attack vectors for malicious actors who have gained limited user access. The flaw specifically manifests in the implementation of cryptographic functions that fail to meet contemporary security standards for data protection and confidentiality.
The technical implementation of this vulnerability stems from inadequate cryptographic practices within the application's security architecture. Attackers with authenticated non-administrator privileges can exploit the weak cryptographic implementations to potentially extract sensitive information that should remain protected. This weakness typically involves the use of outdated encryption algorithms, improper key management, or flawed cryptographic protocols that do not adequately protect data at rest or in transit. The vulnerability falls under the broader category of cryptographic weakness as classified by CWE-327, which specifically addresses the use of weak or broken cryptographic algorithms. The affected systems demonstrate insufficient protection against attacks that target the fundamental cryptographic foundations upon which secure communications and data storage depend.
From an operational perspective, this vulnerability creates substantial risk for organizations and individual users who rely on these support applications for system maintenance and troubleshooting. The authenticated non-admin user access requirement significantly reduces the attack surface compared to unauthenticated exploits, yet it still represents a critical security gap since legitimate users with minimal privileges can potentially access sensitive information. The impact extends beyond simple data exposure to include potential privilege escalation opportunities and comprehensive system compromise. This vulnerability aligns with ATT&CK technique T1552.001, which focuses on unsecured credentials, and T1552.004, addressing credentials in files, as attackers can leverage the weak cryptographic implementations to gain unauthorized access to protected information. Organizations using these applications face risks including data breaches, intellectual property theft, and potential compliance violations under data protection regulations.
Mitigation strategies for this vulnerability require immediate attention through software updates and patches provided by the vendor. Users should upgrade to versions that address the cryptographic weaknesses and implement additional security controls such as network segmentation and privileged access management. The remediation process should include thorough testing of updated applications to ensure that the cryptographic implementations meet current security standards. Organizations should conduct comprehensive vulnerability assessments to identify any systems running affected versions and establish monitoring protocols to detect potential exploitation attempts. Additionally, implementing principle of least privilege access controls and regular security audits can help minimize the impact of such vulnerabilities. The vulnerability highlights the critical importance of maintaining up-to-date cryptographic implementations and demonstrates how seemingly minor flaws in security architecture can create substantial risks for data protection and system integrity.