CVE-2020-4285 in i2 Intelligent Analyis Platform
Summary
by MITRE
IBM i2 Intelligent Analyis Platform 9.2.1 could allow a remote attacker to execute arbitrary code on the system, caused by a memory corruption error. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash. IBM X-Force ID: 176266
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Analysis
by VulDB Data Team • 10/18/2020
The vulnerability identified as CVE-2020-4285 affects IBM i2 Intelligent Analysis Platform version 9.2.1, representing a critical memory corruption flaw that enables remote code execution capabilities. This vulnerability resides within the platform's document processing functionality, where improper input validation leads to memory corruption conditions that can be exploited by malicious actors. The flaw specifically manifests when the application processes specially crafted documents, creating a pathway for attackers to gain arbitrary code execution privileges on the target system. The security implications are severe as successful exploitation allows attackers to execute code with the same privileges as the victim user, potentially leading to full system compromise and unauthorized access to sensitive data. The vulnerability's remote exploitability means that attackers do not require physical access to the system or local network presence to carry out attacks, making it particularly dangerous in enterprise environments where such platforms are commonly deployed.
The technical nature of this vulnerability aligns with CWE-121, which describes heap-based buffer overflow conditions that occur when insufficient bounds checking is performed on memory allocations. The memory corruption error likely stems from improper handling of user-supplied input within document parsing routines, where the application fails to properly validate the size or structure of incoming data before processing. This type of vulnerability falls under the ATT&CK technique T1203, known as "Exploitation for Client Execution," where adversaries leverage application vulnerabilities to execute code on target systems. The flaw represents a classic stack-based or heap-based memory corruption issue that can be triggered through crafted input manipulation, typically involving malformed document structures that cause the application to write beyond allocated memory boundaries or overwrite critical program data.
The operational impact of this vulnerability extends beyond simple system compromise, as it can facilitate broader security breaches within organizational networks where IBM i2 platforms are deployed. Organizations utilizing this platform for intelligence analysis, threat detection, or business intelligence may face significant risks when attackers exploit this vulnerability, particularly in environments where users regularly process external documents or receive email attachments. The potential for denial of service attacks through application crashes represents an additional concern, as system availability can be compromised when malicious documents are processed. Furthermore, the privilege escalation capabilities mean that even if an attacker initially gains access with limited user privileges, they can potentially elevate their access level to administrative or system-level permissions, depending on the victim's account privileges and system configurations.
Mitigation strategies for CVE-2020-4285 should prioritize immediate patch application from IBM, as this represents the most effective defense against exploitation. Organizations should implement network segmentation and access controls to limit exposure of vulnerable systems to untrusted networks or users who might process external documents. Input validation and sanitization measures should be enhanced at network boundaries and application levels to filter potentially malicious documents before they reach vulnerable systems. Regular security assessments and vulnerability scanning should be conducted to identify other potential entry points or similar vulnerabilities within the broader IT infrastructure. Additionally, user education programs should emphasize the importance of not opening suspicious documents or attachments from untrusted sources, as social engineering remains a common initial attack vector for exploiting such vulnerabilities. Security monitoring should be enhanced to detect anomalous behavior patterns that might indicate exploitation attempts, including unusual process execution or network connections from vulnerable applications.