CVE-2014-4835 in UpdateXpress System Packs Installer
Summary
by MITRE
IBM ServerGuide before 9.63, UpdateXpress System Packs Installer (UXSPI) before 9.63, and ToolsCenter Suite before 9.63 place credentials in logs, which allows local users to obtain sensitive information by reading a file.
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Analysis
by VulDB Data Team • 04/08/2018
The vulnerability identified as CVE-2014-4835 affects multiple IBM server management tools including ServerGuide, UpdateXpress System Packs Installer, and ToolsCenter Suite versions prior to 9.63. This issue represents a critical security flaw that exposes sensitive authentication credentials through log file exposure, creating significant risks for enterprise environments that rely on these management platforms. The vulnerability stems from improper handling of authentication data within the logging mechanisms of these server administration tools, where credentials are written to log files without adequate sanitization or protection measures.
The technical implementation of this vulnerability involves the logging subsystem of IBM's server management software failing to properly mask or encrypt authentication credentials when they are processed through the system. When these tools execute administrative functions or connect to remote systems, the authentication tokens, passwords, or other sensitive credential information are inadvertently written to log files that may be accessible to local users with appropriate file system permissions. This design flaw directly violates fundamental security principles regarding credential handling and log file management, as it creates an attack surface where unauthorized local access can lead to privilege escalation and unauthorized system access. The vulnerability operates at the application level and demonstrates poor input validation and output sanitization practices that are commonly addressed through established security frameworks.
From an operational perspective, this vulnerability creates severe implications for enterprise security infrastructure as it allows any local user with read access to the affected systems to extract authentication credentials from log files. Attackers could leverage this weakness to gain unauthorized access to server management interfaces, potentially escalating privileges to administrative levels and compromising entire server fleets. The impact extends beyond individual systems to encompass broader network security postures, as stolen credentials could be used to access additional systems within the same administrative domain or to perform lateral movement attacks. This vulnerability particularly affects organizations using IBM's server management solutions in data center environments where multiple administrators interact with the same systems and where log file access controls may not be properly enforced.
The mitigation strategies for this vulnerability primarily involve upgrading to IBM ServerGuide 9.63 or later versions, UpdateXpress System Packs Installer 9.63 or later, and ToolsCenter Suite 9.63 or later, which contain patched logging mechanisms that properly handle credential information. Organizations should also implement additional security controls including regular log file access reviews, restricted file system permissions for log directories, and enhanced monitoring of log file access patterns. Security teams should conduct comprehensive audits of their server management tool implementations to identify any remaining vulnerable installations and ensure that credential information is properly masked or encrypted within log files. This vulnerability aligns with CWE-532, which addresses information exposure through log files, and represents a clear violation of the principle of least privilege and secure logging practices. The ATT&CK framework categorizes this as a credential access technique where adversaries leverage local system access to obtain authentication information, demonstrating how seemingly minor logging flaws can create significant security risks. Organizations should also consider implementing automated log analysis tools that can detect and alert on credential exposure patterns within log files to provide additional layers of defense against this class of vulnerability.