CVE-2014-4843 in Curam Social Program Management
Summary
by MITRE
Curam Universal Access in IBM Curam Social Program Management (SPM) 6.0 SP2 before EP26, 6.0.4 before 6.0.4.6, and 6.0.5 before 6.0.5.5 iFix5 allows remote attackers to obtain sensitive information about internal caseworker usernames via vectors related to a URL.
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Analysis
by VulDB Data Team • 12/26/2020
The vulnerability identified as CVE-2014-4843 affects IBM Curam Social Program Management Universal Access component, specifically versions 6.0 SP2 before EP26, 6.0.4 before 6.0.4.6, and 6.0.5 before 6.0.5.5 iFix5. This issue represents a significant information disclosure vulnerability that exposes internal system components to unauthorized access. The flaw resides in how the application handles URL requests and processes internal caseworker username information, creating an avenue for remote attackers to extract sensitive data without authentication. The vulnerability specifically impacts the Universal Access functionality within the Curam SPM platform, which serves as the primary interface for accessing social program management systems.
The technical implementation of this vulnerability stems from improper input validation and insufficient access controls within the URL handling mechanism. Attackers can craft specific URL requests that trigger the application to reveal internal caseworker usernames through error messages, response headers, or direct data exposure in the application's response. This type of vulnerability falls under CWE-200, which defines information exposure vulnerabilities where system information is inadvertently disclosed to unauthorized parties. The flaw demonstrates a classic case of insufficient logging and monitoring, where internal system identifiers are exposed through the application's response handling rather than being properly sanitized or restricted.
The operational impact of this vulnerability extends beyond simple information disclosure, creating potential downstream security risks for organizations using IBM Curam SPM systems. When internal caseworker usernames are exposed, attackers gain valuable intelligence for subsequent targeting attacks including credential stuffing, social engineering, or privilege escalation attempts. The exposure of internal user identifiers can facilitate more sophisticated attacks such as account enumeration, which can be combined with other vulnerabilities to compromise entire user bases. This vulnerability directly impacts the confidentiality and integrity aspects of the CIA triad, as it provides unauthorized access to internal system information that should remain protected.
Organizations affected by this vulnerability should immediately apply the available patches and fixes provided by IBM for the specific versions mentioned in the CVE description. The remediation process involves updating to the patched versions of IBM Curam SPM 6.0 SP2 EP26, 6.0.4.6, and 6.0.5.5 iFix5, which include proper URL validation and access control mechanisms. Security teams should also implement network-level monitoring to detect suspicious URL patterns and unauthorized access attempts. Additionally, organizations should conduct comprehensive vulnerability assessments to identify any other potential information disclosure vulnerabilities within their Curam SPM implementations. The ATT&CK framework categorizes this vulnerability under T1083 - File and Directory Discovery, as it involves the unauthorized discovery of system user information through application-level reconnaissance techniques.