CVE-2020-4265 in i2 Intelligent Analyis Platform
Summary
by MITRE
IBM i2 Intelligent Analyis Platform 9.2.1 could allow a local attacker to execute arbitrary code on the system, caused by a memory corruption. By persuading a victim to open a specially-crafted file, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 175648.
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Analysis
by VulDB Data Team • 10/18/2020
The vulnerability identified as CVE-2020-4265 affects IBM i2 Intelligent Analysis Platform version 9.2.1, representing a critical security flaw that exposes systems to local code execution attacks. This vulnerability stems from improper memory handling within the platform's file processing mechanisms, creating a pathway for malicious actors to gain unauthorized system access. The flaw specifically manifests when the application processes specially crafted files that trigger memory corruption conditions, allowing attackers to manipulate system memory and execute arbitrary code with the privileges of the targeted user.
The technical exploitation of this vulnerability follows a classic attack pattern where an attacker crafts malicious files designed to trigger memory corruption during normal file processing operations. When a victim opens these specially crafted files, the application's memory management routines fail to properly validate or handle the malformed data structures, leading to memory corruption that can be leveraged to redirect program execution flow. This type of vulnerability falls under CWE-121, which describes stack-based buffer overflow conditions, and represents a significant concern for applications that process untrusted input data. The memory corruption aspect of this vulnerability aligns with ATT&CK technique T1059.007, which covers command and scripting interpreter execution through file processing mechanisms.
The operational impact of CVE-2020-4265 extends beyond simple privilege escalation, as successful exploitation could enable attackers to establish persistent access to the compromised system. Since the vulnerability requires user interaction to exploit, it represents a social engineering vector that could be particularly dangerous in enterprise environments where users frequently process external documents. The local execution aspect means that attackers need only convince victims to open malicious files rather than requiring remote access capabilities, making this vulnerability particularly concerning for organizations with less security-aware users. Organizations using the IBM i2 Intelligent Analysis Platform should consider this vulnerability as a potential entry point for broader attacks, as compromised systems could serve as launchpads for lateral movement within network environments.
Mitigation strategies for CVE-2020-4265 should focus on both immediate defensive measures and long-term architectural improvements. Organizations should prioritize applying the vendor-provided security patches and updates as soon as they become available, while also implementing strict file validation policies that prevent processing of untrusted or unknown file types. Network segmentation and user access controls can help limit the potential impact of successful exploitation by reducing the attack surface and preventing lateral movement. Security monitoring should include detection of unusual file processing activities and memory-related anomalies that might indicate exploitation attempts. Additionally, user education programs should emphasize the dangers of opening unknown or unexpected files, particularly those received via email or downloaded from untrusted sources. The vulnerability demonstrates the importance of input validation and memory safety practices in preventing exploitation of similar flaws, making it a valuable case study for organizations seeking to improve their overall software security posture.