CVE-2022-43892 in Security Verify Privilege On-Premises
Summary
by MITRE • 10/25/2023
IBM Security Verify Privilege On-Premises 11.5 does not validate, or incorrectly validates, a certificate which could disclose sensitive information which could aid further attacks against the system. IBM X-Force ID: 240455.
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Analysis
by VulDB Data Team • 11/03/2023
The vulnerability identified as CVE-2022-43892 affects IBM Security Verify Privilege On-Premises version 11.5, representing a critical certificate validation flaw that compromises the security posture of privileged access management systems. This issue manifests in the improper handling of certificate validation processes, where the system either fails to validate certificates entirely or performs incorrect validation, creating a pathway for malicious actors to exploit the weakness. The vulnerability resides within the certificate processing mechanisms that are fundamental to establishing secure communications and authenticating system components within the privileged access environment.
The technical flaw stems from insufficient certificate validation controls that allow unauthorized entities to present malformed or invalid certificates while the system continues to accept them as legitimate. This weakness creates a trust boundary violation where the system cannot properly distinguish between authentic and malicious certificates, potentially enabling man-in-the-middle attacks or certificate spoofing scenarios. The improper certificate validation can occur during initial authentication phases or when establishing secure communication channels between privileged access management components. According to CWE classification, this vulnerability maps to CWE-295 which specifically addresses improper certificate validation, making it a well-documented weakness in cryptographic implementations.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates a foundation for more sophisticated attacks that could compromise privileged accounts and access controls. Attackers exploiting this weakness could potentially intercept sensitive communications, impersonate legitimate system components, or gain unauthorized access to privileged accounts that rely on certificate-based authentication. The disclosure of sensitive information through this vulnerability could provide attackers with critical system details, user credentials, or access patterns that would facilitate further exploitation attempts. This weakness directly impacts the integrity and confidentiality of privileged access management operations, undermining the core security objectives of the IBM Security Verify Privilege solution.
Organizations utilizing IBM Security Verify Privilege On-Premises 11.5 should immediately implement mitigations including updating to the latest available patches from IBM, reviewing certificate validation configurations, and monitoring for suspicious authentication attempts or certificate-related anomalies. The remediation process should involve comprehensive certificate management reviews, implementation of proper certificate validation policies, and enhanced monitoring of privileged access activities. Security teams must also consider implementing additional controls such as certificate pinning, enhanced logging of certificate validation events, and regular security assessments of certificate-based authentication mechanisms. This vulnerability aligns with several ATT&CK techniques including T1552.001 (Credentials in Files) and T1071.001 (Application Layer Protocol: Web Protocols) as attackers could leverage the certificate validation weakness to establish persistent access or conduct reconnaissance activities against the privileged access management infrastructure.