CVE-2022-43934 in SANnav
Summary
by MITRE • 11/21/2024
Brocade SANnav before Brocade SANnav 2.2.2 supports key exchange algorithms, which are considered weak on ports 24, 6514, 18023, 19094, and 19095.
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Analysis
by VulDB Data Team • 11/21/2024
The vulnerability identified as CVE-2022-43934 affects Brocade SANnav software versions prior to 2.2.2 and represents a significant cryptographic weakness in the network security implementation of this storage area network management tool. This issue specifically impacts key exchange algorithms used during secure communications on multiple TCP ports including 24, 6514, 18023, 19094, and 19095, which are commonly associated with storage network protocols and management interfaces. The vulnerability falls under the category of weak cryptographic algorithms as classified by CWE-327, which directly impacts the integrity and confidentiality of communications within storage networks. The affected ports typically handle critical storage management functions including Fibre Channel protocol communications, storage network monitoring, and administrative access to storage infrastructure components.
The technical flaw manifests through the use of insufficiently strong key exchange mechanisms that fail to meet contemporary cryptographic security standards. This weakness allows potential attackers to perform man-in-the-middle attacks or cryptographic attacks that could compromise the secure communication channels between storage management systems and network devices. The vulnerability creates an attack surface where adversaries could potentially intercept and manipulate storage network communications, potentially gaining unauthorized access to sensitive storage data or disrupting storage operations. According to ATT&CK framework, this weakness maps to T1566.002 - Phishing for Information and T1071.004 - Application Layer Protocol: DNS, as attackers could exploit these weak cryptographic exchanges to gather information about network topology and storage configurations. The impact extends beyond simple data interception to potentially enabling more sophisticated attacks against storage infrastructure, particularly in environments where SANnav is used for critical storage management operations.
The operational impact of this vulnerability in enterprise storage environments can be severe, particularly in organizations that rely heavily on Brocade SANnav for storage network monitoring and management. When weak key exchange algorithms are present in storage management interfaces, it creates opportunities for attackers to compromise storage network integrity and potentially gain access to sensitive data stored on networked storage systems. The affected ports represent critical communication channels for storage network management protocols, making this vulnerability particularly dangerous in production environments where storage security is paramount. Organizations may experience unauthorized access to storage configurations, potential data exfiltration, or disruption of storage network operations. The vulnerability also increases the risk of lateral movement within storage networks, as compromised management communications could provide attackers with insights into storage topology and access patterns. Security teams may find that existing network monitoring tools fail to detect these cryptographic weaknesses, as they often focus on network traffic analysis rather than cryptographic protocol analysis. The implications extend to compliance requirements, as many regulatory frameworks mandate the use of strong cryptographic algorithms for protecting sensitive data in storage environments, making this vulnerability particularly concerning for organizations subject to standards such as PCI DSS, HIPAA, or SOX compliance requirements.