CVE-2013-0534 in Notes
Summary
by MITRE
The Connect client in IBM Sametime 8.5.1, 8.5.1.1, 8.5.1.2, 8.5.2, and 8.5.2.1, as used in the Lotus Notes client and separately, might allow local users to obtain sensitive information by leveraging the persistence of cleartext password strings within process memory.
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Analysis
by VulDB Data Team • 04/22/2025
The vulnerability identified as CVE-2013-0534 affects IBM Sametime 8.5.1 through 8.5.2.1 versions when integrated with Lotus Notes client or operating independently. This security flaw represents a critical information disclosure vulnerability that stems from improper handling of authentication credentials within the application's memory management processes. The vulnerability specifically targets the Connect client component which is responsible for establishing and maintaining communication sessions within the Sametime collaboration platform.
The technical implementation of this vulnerability involves the persistence of cleartext password strings within process memory after authentication attempts have been completed. When users authenticate to the Sametime system through the Connect client, the system stores authentication credentials in an unencrypted format within the memory space of the running process. This cleartext storage persists even after the authentication process concludes, creating a window of opportunity for local attackers to extract sensitive information through memory inspection techniques. The vulnerability manifests because the application does not properly clear or encrypt authentication tokens from memory, violating fundamental secure coding practices for credential handling.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with the means to compromise user accounts and potentially escalate privileges within the Sametime environment. Local users with minimal privileges can exploit this weakness to extract stored credentials, which could then be used to access other systems or services that share the same authentication mechanisms. This vulnerability directly impacts the principle of least privilege and violates security controls designed to prevent unauthorized access to sensitive information. The persistence of cleartext passwords in memory creates a persistent threat vector that remains active throughout the application lifecycle, making it particularly dangerous for environments where long-running processes are common.
Organizations utilizing affected IBM Sametime versions face significant risk of credential compromise and potential lateral movement within their networks. The vulnerability creates an attack surface that can be exploited by malicious insiders or compromised local accounts to gain unauthorized access to collaboration systems and potentially broader enterprise resources. This issue aligns with CWE-312 (Cleartext Storage of Sensitive Information) and represents a failure to implement proper memory sanitization techniques during authentication processes. The vulnerability also maps to ATT&CK technique T1003 (OS Credential Dumping) and T1075 (Remote Services) as attackers can leverage the extracted credentials to establish persistent access to systems. Security professionals should consider this vulnerability as part of a broader attack chain that could lead to complete system compromise when combined with other exploitation techniques.
The recommended mitigations for this vulnerability include immediate deployment of IBM security patches and updates that address the memory handling issues in the Connect client component. Organizations should implement additional protective measures such as memory monitoring tools to detect unauthorized memory access attempts and consider implementing credential protection mechanisms that prevent cleartext storage in volatile memory. System administrators should also conduct thorough security assessments to identify any other applications or systems that may be storing sensitive information in cleartext within process memory. The vulnerability highlights the importance of proper secure coding practices and memory management in enterprise collaboration platforms, emphasizing the need for regular security testing and vulnerability assessments to identify similar weaknesses in other components of the software ecosystem.