CVE-2007-1117 in Publisher
Summary
by MITRE
Unspecified vulnerability in Publisher 2007 in Microsoft Office 2007 allows remote attackers to execute arbitrary code via unspecified vectors, related to a "file format vulnerability." NOTE: this information is based upon a vague pre-advisory with no actionable information. However, the advisory is from a reliable source.
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Analysis
by VulDB Data Team • 07/13/2021
The vulnerability identified as CVE-2007-1117 represents a significant security concern within Microsoft Office 2007 Publisher component, specifically affecting the Publisher 2007 application. This issue falls under the category of file format vulnerabilities that can potentially be exploited by remote attackers to execute arbitrary code on affected systems. The vulnerability's classification as unspecified indicates that the exact technical details were not publicly disclosed at the time of the initial report, which is common with pre-advisory information that lacks sufficient technical specifics for immediate exploitation analysis.
The technical flaw resides in the way Publisher 2007 processes certain file format elements, creating an execution path that malicious actors can leverage to inject and run unauthorized code. This type of vulnerability typically occurs when applications fail to properly validate or sanitize input data from external sources, allowing crafted malicious content to bypass normal security controls. The file format vulnerability aspect suggests that the issue stems from improper handling of specific document structures, potentially involving buffer overflows, memory corruption, or improper parsing of file headers and content sections that could be manipulated by attackers.
The operational impact of this vulnerability extends beyond simple code execution, as it represents a critical attack surface that could enable full system compromise when exploited. Attackers could potentially deliver malicious Publisher files through various vectors including email attachments, web downloads, or compromised websites, making this vulnerability particularly dangerous in enterprise environments where Office applications are commonly used. The remote execution capability means that successful exploitation could occur without requiring local system access or user interaction beyond opening the malicious document, which significantly increases the attack surface and potential for widespread compromise.
Security professionals should recognize this vulnerability as potentially related to common attack patterns documented in the MITRE ATT&CK framework under techniques such as execution through compromised applications and malicious file execution. The vulnerability's classification aligns with CWE categories related to improper input validation and memory safety issues. Organizations should implement comprehensive patch management strategies to address this vulnerability promptly, as the lack of specific exploitation details does not diminish the risk level. The recommended mitigation approach involves applying Microsoft's security updates and implementing additional protective measures such as email filtering, application whitelisting, and user education regarding suspicious file attachments and downloads. Given the nature of file format vulnerabilities, regular security assessments and monitoring of system logs for unusual file access patterns should be part of the overall defensive strategy. The vulnerability also highlights the importance of maintaining current threat intelligence and security awareness programs to identify and respond to similar threats that may arise from other Office applications or file format processing components.