CVE-2011-1623 in Media Processing Software
Summary
by MITRE
Cisco Media Processing Software before 1.2 on Media Experience Engine (MXE) 5600 devices has a default root password, which makes it easier for context-dependent attackers to obtain access via (1) the local console, (2) an SSH session, or (3) a TELNET session, aka Bug ID CSCto77737.
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Analysis
by VulDB Data Team • 03/23/2017
The vulnerability identified as CVE-2011-1623 represents a critical security weakness in Cisco Media Processing Software versions prior to 1.2 running on MXE 5600 devices. This flaw stems from the inclusion of a default root password that remains unchanged after device installation, creating a persistent security risk that can be exploited by attackers with minimal effort. The vulnerability affects the device's authentication mechanisms and provides unauthorized access through multiple network protocols. The presence of default credentials is particularly concerning in enterprise environments where these devices often serve as critical components in media processing and network infrastructure.
The technical implementation of this vulnerability involves the device's operating system initialization process where default administrative credentials are hardcoded into the software image. This default root password configuration allows attackers to bypass normal authentication procedures regardless of whether they attempt to access the device through local console connections, secure shell sessions, or telnet connections. The vulnerability demonstrates a fundamental failure in secure configuration management and default credential handling practices that violates industry security standards. The weakness enables attackers to gain full administrative privileges on the affected devices, potentially allowing them to modify system configurations, access sensitive data, or use the compromised device as a pivot point for further attacks within the network.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it provides attackers with complete control over the media processing capabilities of the affected devices. Once compromised, these MXE 5600 devices could be used to manipulate media streams, disrupt services, or serve as entry points for broader network infiltration attempts. The vulnerability affects the device's integrity and availability, as attackers can modify system parameters or disable security features. From a cybersecurity perspective, this vulnerability represents a significant risk to organizations that rely on Cisco media processing equipment for critical communications infrastructure, particularly in broadcast, telecommunications, and enterprise network environments where such devices often operate with minimal physical security controls.
Organizations should implement immediate remediation measures including updating the affected Cisco Media Processing Software to version 1.2 or later, which addresses the default credential issue through proper authentication configuration. Network segmentation and access control measures should be implemented to limit exposure of these devices to unauthorized users, while regular security audits should verify that default credentials have been properly changed. The vulnerability aligns with CWE-798, which specifically addresses the use of hard-coded credentials, and represents a technique commonly used in the initial access phase of cyber attacks as documented in the MITRE ATT&CK framework under the T1078 entry for valid accounts. Additionally, organizations should establish robust patch management processes to ensure timely updates of all network equipment and implement continuous monitoring to detect unauthorized access attempts to critical infrastructure devices.