CVE-2022-42451 in BigFix Patch Management Download Plug-in
Summary
by MITRE • 10/25/2023
Certain credentials within the BigFix Patch Management Download Plug-ins are stored insecurely and could be exposed to a local privileged user.
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Analysis
by VulDB Data Team • 10/29/2024
The vulnerability identified as CVE-2022-42451 affects BigFix Patch Management Download Plug-ins where credentials are stored in an insecure manner, creating a significant security risk for organizations relying on this patch management solution. This issue represents a critical weakness in the credential storage mechanism that could allow unauthorized access to sensitive authentication information. The vulnerability specifically impacts the way authentication credentials are handled within the BigFix platform, particularly in the download plug-ins responsible for retrieving patch updates from external sources. According to the Common Weakness Enumeration framework, this vulnerability maps to CWE-312, which describes "Cleartext Storage of Sensitive Information," indicating that sensitive data is stored without adequate protection mechanisms. The security implications extend beyond simple credential exposure as this weakness could enable attackers with local privileged access to escalate their privileges and gain broader system access.
The technical flaw manifests when the BigFix Patch Management system stores authentication credentials in plaintext or using insufficient encryption methods within the download plug-in components. This insecure storage practice means that any local user with privileged access to the system can potentially extract these credentials from the configuration files or memory structures where they are stored. The vulnerability is particularly concerning because it leverages the principle of least privilege, where legitimate system users with elevated permissions could exploit this weakness to access resources they should not be authorized to reach. The operational impact of this vulnerability extends across multiple attack vectors including lateral movement, privilege escalation, and potential data exfiltration. Attackers could use these exposed credentials to access external patch repositories, corporate networks, or other systems that rely on the same authentication mechanisms, making this a significant threat to enterprise security infrastructure.
Organizations utilizing BigFix Patch Management systems face substantial risks from this vulnerability, as it creates an attack surface that could be exploited by both internal and external threat actors. The local privileged user access requirement means that attackers would need to first gain elevated system privileges, but this is often achievable through various attack vectors such as social engineering, exploitation of other vulnerabilities, or insider threats. The credential exposure could lead to unauthorized patch downloads, modification of patch content, or access to sensitive corporate data through the authenticated connections. Security professionals should note that this vulnerability aligns with several MITRE ATT&CK framework techniques including credential access methods such as "Credentials in Files" and "Private Keys" which specifically target stored credentials and authentication information. The long-term impact could include compromised patch integrity, unauthorized access to corporate systems, and potential regulatory compliance violations.
Mitigation strategies for CVE-2022-42451 should focus on implementing proper credential storage mechanisms that comply with industry standards and security best practices. Organizations should immediately implement encryption for all stored credentials, utilize secure key management systems, and ensure that authentication information is not stored in plaintext formats. The recommended approach includes deploying centralized credential management solutions that provide secure storage and retrieval mechanisms while maintaining audit trails of credential access. System administrators should also implement strict access controls and monitoring for any attempts to access credential storage locations, as well as regular security assessments to identify potential vulnerabilities in credential handling processes. Additionally, organizations should consider implementing multi-factor authentication for systems that store sensitive credentials and ensure that all patch management operations are conducted through secure, authenticated channels with proper logging and monitoring capabilities. The vulnerability underscores the importance of following security frameworks such as NIST SP 800-53 and ISO 27001 for secure credential management practices.