CVE-2007-0164 in Camouflage
Summary
by MITRE
Camouflage 1.2.1 embeds password information in the carrier file, which allows remote attackers to bypass authentication requirements and decrypt embedded steganography by replacing certain bytes of the JPEG image with alternate password information.
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Analysis
by VulDB Data Team • 08/16/2018
The vulnerability identified as CVE-2007-0164 represents a critical security flaw in the Camouflage steganography tool version 1.2.1 that fundamentally undermines the confidentiality and integrity of embedded data. This weakness stems from the application's improper handling of authentication mechanisms, where password information becomes permanently embedded within the carrier file format rather than being securely managed through proper cryptographic protocols. The flaw creates a situation where sensitive authentication credentials are stored in plaintext within the steganographic carrier, making them accessible to any attacker who can manipulate the file structure.
The technical implementation of this vulnerability exploits the JPEG file format's structure and the way Camouflage handles password storage during the embedding process. When steganography is embedded within a JPEG image, the tool stores password information in predictable locations within the file's metadata or least significant bits, allowing attackers to directly modify specific bytes to substitute their own password information. This approach violates fundamental security principles by treating password data as part of the file's content rather than implementing proper cryptographic key management or authentication mechanisms. The vulnerability specifically relates to CWE-312, which addresses the exposure of sensitive information through embedded data, and CWE-310, covering cryptographic issues related to key management and authentication.
From an operational perspective, this vulnerability enables remote attackers to bypass authentication requirements completely, effectively nullifying the security controls designed to protect steganographic content. Attackers can simply analyze the JPEG file structure, identify the embedded password information, and replace the relevant bytes with their own credentials to gain unauthorized access to the hidden data. This creates a significant risk for users who rely on Camouflage for secure communication or data concealment, as the tool's security model is fundamentally compromised. The impact extends beyond simple unauthorized access to include potential data leakage, information disclosure, and the complete undermining of the steganographic security model that depends on the secrecy of authentication credentials.
The mitigation strategy for this vulnerability requires immediate remediation through the implementation of proper cryptographic protocols that separate authentication information from the carrier file content. Organizations should transition to using secure key management systems that do not embed passwords within the steganographic carrier, instead employing external authentication mechanisms or robust encryption protocols that maintain the secrecy of credential information. This aligns with ATT&CK technique T1566, which addresses credential access through the exploitation of weak authentication mechanisms, and emphasizes the need for proper cryptographic implementation as outlined in NIST SP 800-57 guidelines for key management. The vulnerability also highlights the importance of following secure coding practices that prevent the accidental exposure of sensitive data through file format manipulation and proper separation of concerns in cryptographic implementations.