CVE-2019-0072 in SBR Carrier
Summary
by MITRE
An Unprotected Storage of Credentials vulnerability in the identity and access management certificate generation procedure allows a local attacker to gain access to confidential information. This issue affects: Juniper Networks SBR Carrier: 8.4.1 versions prior to 8.4.1R13; 8.5.0 versions prior to 8.5.0R4.
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Analysis
by VulDB Data Team • 01/07/2024
The vulnerability identified as CVE-2019-0072 represents a critical weakness in Juniper Networks SBR Carrier identity and access management systems where sensitive authentication credentials are stored without adequate protection mechanisms. This flaw exists within the certificate generation procedure that governs how identity management components handle user authentication data, creating an exploitable condition that allows local attackers to access confidential information. The vulnerability specifically impacts versions 8.4.1 prior to 8.4.1R13 and 8.5.0 prior to 8.5.0R4, indicating a targeted scope that affects the carrier-grade routing platform's security infrastructure.
The technical nature of this vulnerability stems from improper handling of credential storage within the system's identity management framework. When certificates are generated through the affected procedures, authentication tokens and related sensitive data are written to storage locations without appropriate encryption or access controls. This unprotected storage creates a direct pathway for local attackers who already have system access to extract confidential information that should remain protected. The flaw aligns with CWE-312, which specifically addresses the exposure of sensitive information through improper storage, and represents a classic example of insufficient data protection mechanisms in security-critical systems.
The operational impact of this vulnerability extends beyond simple information disclosure, as it fundamentally undermines the security posture of affected Juniper SBR Carrier deployments. Local attackers who exploit this weakness can potentially access user authentication credentials, certificate private keys, and other sensitive data that would normally be protected within the system's identity management framework. This compromise could enable attackers to escalate privileges, impersonate legitimate users, or gain unauthorized access to additional network resources. The vulnerability's presence in carrier-grade infrastructure makes it particularly concerning as it affects systems that typically handle sensitive communications and network access control for enterprise and service provider environments.
Mitigation strategies for CVE-2019-0072 require immediate deployment of the vendor-provided security patches for the affected versions, specifically updating to 8.4.1R13 or 8.5.0R4 releases that address the unprotected credential storage issue. Organizations should also implement comprehensive monitoring for unauthorized access attempts to certificate storage locations and conduct thorough security assessments of identity management procedures. The remediation process should include verifying that all certificate generation processes now employ proper encryption and access controls for sensitive data storage, aligning with security best practices outlined in frameworks such as the NIST Cybersecurity Framework and ISO 27001 standards. Additionally, network administrators should consider implementing principle of least privilege access controls and regular security audits to prevent similar vulnerabilities from emerging in other system components.