CVE-2019-20695 in SRK60
Summary
by MITRE
Certain NETGEAR devices are affected by disclosure of sensitive information. This affects SRK60 before 2.3.5.106, SRR60 before 2.3.5.106, and SRS60 before 2.3.5.106.
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Analysis
by VulDB Data Team • 05/27/2024
The vulnerability identified as CVE-2019-20695 represents a sensitive data disclosure issue affecting specific NETGEAR router models within the SRK60, SRR60, and SRS60 device families. This weakness allows unauthorized parties to access confidential information that should remain protected within the device's operational environment. The affected firmware versions prior to 2.3.5.106 demonstrate insufficient access controls and data protection mechanisms, creating potential entry points for malicious actors seeking to exploit the device's configuration and operational parameters. The vulnerability falls under the broader category of information disclosure flaws that can compromise network security posture and expose critical system details to unauthorized users.
The technical implementation of this vulnerability stems from inadequate input validation and insufficient authentication mechanisms within the affected NETGEAR devices. These routers fail to properly restrict access to sensitive configuration data, system logs, and operational parameters that are typically protected from external inspection. The flaw likely manifests through web interface endpoints or API calls that do not adequately verify user credentials or implement proper access controls. This allows attackers to potentially retrieve administrative credentials, network configuration details, device identifiers, and other sensitive information that could be leveraged for further attacks. The vulnerability aligns with CWE-200, which specifically addresses information exposure, and represents a failure in implementing proper data confidentiality controls.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can significantly weaken the overall security of networks protected by these devices. Attackers who successfully exploit this weakness can gain insights into network topology, device configurations, and potential attack vectors that would otherwise remain hidden. This intelligence can be used to plan more sophisticated attacks against the network infrastructure, potentially leading to unauthorized access to connected systems, data exfiltration, or lateral movement within the network. The exposure of administrative credentials through this vulnerability could result in complete device compromise, allowing attackers to modify settings, install malicious firmware, or redirect network traffic. Organizations using these affected devices face increased risk of security breaches and potential compliance violations due to the exposure of sensitive operational data.
Mitigation strategies for CVE-2019-20695 should prioritize immediate firmware updates to versions 2.3.5.106 or later, which contain patches addressing the information disclosure vulnerability. Network administrators must conduct comprehensive inventory checks to identify all affected devices within their infrastructure and prioritize remediation efforts accordingly. Additional protective measures include implementing network segmentation to isolate critical systems from potentially compromised devices, strengthening authentication mechanisms, and monitoring network traffic for suspicious activities that might indicate exploitation attempts. Security teams should also review and update their incident response procedures to account for potential information disclosure scenarios. The vulnerability demonstrates the importance of maintaining up-to-date firmware and implementing robust security controls as outlined in the mitre ATT&CK framework, particularly within the credential access and defense evasion domains where such information disclosure can enable more sophisticated attacks. Organizations should also consider implementing network monitoring solutions that can detect anomalous access patterns to device management interfaces and trigger automated alerts when unauthorized access attempts are detected.