CVE-2026-84073 in Guardium Data Protection
Summary
by MITRE • 09/18/2026
IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to execute arbitrary SQL commands due to improper neutralization of special elements used in an SQL command.
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Analysis
by VulDB Data Team • 09/18/2026
The vulnerability identified within IBM Guardium Data Protection version 12.2 represents a critical security flaw that allows for the execution of arbitrary Structured Query Language (SQL) commands by remote authenticated attackers. This specific weakness stems from improper neutralization of special elements used in SQL syntax, commonly referred to as an SQL injection vulnerability. In this context, the application fails to adequately sanitize or validate user-supplied input before incorporating it into backend database queries. When a malicious actor provides specially crafted data containing SQL metacharacters such as quotes, semicolons, or comment markers, the system interprets these elements not merely as data but as executable code instructions. This breakdown in input validation creates a direct pathway for an attacker to manipulate the intended logic of the database operations managed by Guardium.
From a technical perspective, this flaw aligns with Common Weakness Enumeration identifier CWE-89, which classifies improper neutralization of special elements used in an SQL command. The root cause lies in the application's failure to distinguish between data and code during query construction. Instead of using parameterized queries or prepared statements that strictly separate input from logic, the vulnerable implementation likely concatenates user inputs directly into SQL strings. This allows an authenticated user to bypass intended restrictions on database access. By injecting malicious payloads, the attacker can alter the outcome of database operations, potentially reading sensitive data, modifying existing records, deleting critical information, or even executing administrative commands depending on the privileges associated with the database account used by the application.
The operational impact of this vulnerability is severe due to its remote and authenticated nature. While authentication serves as a barrier, it does not mitigate the risk posed by insider threats or compromised credentials. An attacker who has obtained valid login access can exploit this flaw without needing additional privilege escalation steps at the operating system level initially. The ability to execute arbitrary SQL commands means that an adversary could exfiltrate confidential data protected by Guardium itself, such as audit logs, configuration settings, or information about other monitored systems. Furthermore, if the underlying database permits it, successful exploitation could lead to a complete compromise of the data protection infrastructure, undermining the integrity and availability of security monitoring capabilities for the entire organization.
This vulnerability is also relevant to the MITRE ATT&CK framework under techniques such as SQL Injection (T1190) which falls within the Initial Access or Impact tactics depending on the specific exploitation outcome. The ability to inject commands allows attackers to achieve persistence, privilege escalation, and data exfiltration through standard database interfaces that are often less monitored than web application firewalls or network intrusion detection systems. Because Guardium is a security product designed to monitor databases, exploiting this vulnerability effectively neutralizes one of the primary layers of defense an organization has in place against internal threats and external attacks targeting their data assets.
To mitigate this risk, immediate action must be taken by applying vendor-provided patches that address the input validation logic within IBM Guardium Data Protection 12.2. Organizations should ensure they are running a version where proper parameterization of database queries is enforced for all user-facing inputs. Additionally, implementing strict access controls and monitoring for anomalous SQL query patterns can help detect exploitation attempts in real-time. It is crucial to review authentication mechanisms to prevent credential theft which could facilitate this attack vector. Regular security assessments including penetration testing focused on injection flaws should be conducted to verify that such vulnerabilities have been effectively remediated across all components of the data protection suite.