CVE-2024-33434 in CHAOS
Summary
by MITRE • 05/07/2024
An issue in tiagorlampert CHAOS v5.0.1 before 1b451cf62582295b7225caf5a7b506f0bad56f6b and 24c9e109b5be34df7b2bce8368eae669c481ed5e allows a remote attacker to execute arbitrary code via the unsafe concatenation of the `filename` argument into the `buildStr` string without any sanitization or filtering.
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Analysis
by VulDB Data Team • 04/03/2026
The vulnerability identified as CVE-2024-33434 affects the tiagorlampert CHAOS v5.0.1 software, specifically exposing a critical security flaw in how the application handles file name arguments during string construction processes. This issue manifests when the application processes user-supplied filename inputs without implementing proper sanitization or filtering mechanisms, creating a dangerous attack vector for remote code execution. The vulnerability exists in two distinct commit references, indicating potential multiple code paths or versions where this flaw persists, with the vulnerable code being present before specific commit hashes that presumably contain fixes.
The technical implementation of this vulnerability stems from unsafe string concatenation practices within the buildStr function where the filename argument is directly appended to a string without any validation or sanitization steps. This pattern creates a classic command injection vulnerability where attacker-controlled input can be seamlessly integrated into the application's execution flow. The lack of input filtering allows malicious actors to inject arbitrary commands that will be executed within the context of the application's privileges, potentially leading to complete system compromise.
From an operational standpoint, this vulnerability presents a severe risk to systems running affected versions of CHAOS, as remote attackers can exploit this flaw without requiring authentication or specific local access. The impact extends beyond simple code execution to potentially allow full system control, data exfiltration, and persistence mechanisms. Attackers can leverage this vulnerability to escalate privileges, deploy additional malware, or establish backdoors within the compromised environment, making it particularly dangerous for organizations relying on this software for critical operations.
Security mitigations for this vulnerability should prioritize immediate patching of the affected software versions to the fixed commit references mentioned in the CVE description. Organizations should implement input validation and sanitization measures at all entry points where user-supplied data is processed, particularly for file name and path parameters. Network segmentation and access controls should be enhanced to limit exposure, while monitoring systems should be configured to detect anomalous execution patterns that may indicate exploitation attempts. The vulnerability aligns with CWE-77 and CWE-78 categories under the Common Weakness Enumeration, specifically addressing command injection flaws, and maps to ATT&CK technique T1059.001 for command and script injection, emphasizing the need for robust input validation and secure coding practices throughout the application lifecycle.