CVE-2022-41267 in Business Objects Platform
Summary
by MITRE • 12/13/2022
SAP Business Objects Platform - versions 420, and 430, allows an attacker with normal BI user privileges to upload/replace any file on Business Objects server at the operating system level, enabling the attacker to take full control of the system causing a high impact on confidentiality, integrity, and availability of the application.
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Analysis
by VulDB Data Team • 01/07/2023
SAP Business Objects Platform version 420 and 430 contains a critical file upload vulnerability that fundamentally undermines the security posture of enterprise reporting environments. This vulnerability exists within the platform's file handling mechanisms, allowing authenticated users with standard business intelligence privileges to bypass normal security controls and execute arbitrary file operations at the operating system level. The flaw represents a severe privilege escalation vulnerability that transforms limited user access into complete system compromise, making it particularly dangerous in enterprise environments where Business Objects platforms serve as critical data repositories and reporting engines.
The technical implementation of this vulnerability stems from insufficient input validation and inadequate access controls within the platform's file management subsystem. Attackers can exploit this weakness to upload malicious files such as web shells, executable binaries, or configuration scripts that will execute with the privileges of the Business Objects service account. This service account typically operates with elevated permissions, often including system-level access, which enables the attacker to perform operations such as creating new user accounts, modifying system configurations, installing additional software, or accessing sensitive data repositories. The vulnerability specifically targets the platform's ability to handle file uploads and replacements, allowing attackers to write files to arbitrary locations on the server filesystem without proper authorization checks.
The operational impact of this vulnerability extends far beyond simple data compromise, affecting all three pillars of information security. Confidentiality is severely compromised as attackers gain access to sensitive business intelligence data, financial reports, customer information, and proprietary business insights that the platform was designed to protect. Integrity suffers dramatically as malicious actors can modify existing files, inject backdoors, or corrupt system components that are critical to business operations. Availability is also at risk since attackers can deploy denial-of-service payloads, overwrite critical system files, or install malware that disrupts normal platform operations. The vulnerability's high impact classification reflects the potential for complete system takeover and the cascading effects this can have across enterprise networks where Business Objects platforms often integrate with other critical systems.
Organizations should implement immediate mitigations including network segmentation to isolate Business Objects platforms from critical network zones, implementing strict firewall rules to limit access to platform services, and applying the latest SAP security patches. The vulnerability aligns with CWE-434 which addresses insecure file upload vulnerabilities, and maps to ATT&CK technique T1195.002 for the use of web shells and T1059.001 for command and scripting interpreter usage. Additional defensive measures include implementing strict file type validation, restricting file upload directories, monitoring for suspicious file operations, and conducting regular security audits of platform configurations. Organizations should also consider implementing principle of least privilege access controls and regular penetration testing to identify similar vulnerabilities in their Business Objects environments and other enterprise applications that may be susceptible to similar privilege escalation attacks.