Overview
InCopy, a popular software application used for general word processing, is the latest product to be affected by a critical vulnerability. The vulnerability, which has been assigned the identifier CVE-2025-47098, impacts versions 20.3, 19.5.3, and earlier. It is a serious concern for users and cybersecurity professionals alike due to its potential to result in arbitrary code execution in the context of the current user. This means that an attacker exploiting this vulnerability could potentially execute malicious code, compromising the victim’s system and potentially leading to data leakage.
Vulnerability Summary
CVE ID: CVE-2025-47098
Severity: High (CVSS 7.8)
Attack Vector: Document file
Privileges Required: None
User Interaction: Required
Impact: Arbitrary code execution, potential system compromise, or data leakage
Affected Products
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Product | Affected Versions
InCopy | 20.3 and earlier
InCopy | 19.5.3 and earlier
How the Exploit Works
The vulnerability is an Access of Uninitialized Pointer type. This means that there is an error in the program’s memory access operations. A pointer, a variable used in programming to store the memory address of another variable or function, is being accessed before it has been properly set up. If a malicious file is opened by the victim, the uninitialized pointer could be exploited to execute arbitrary code in the context of the user executing the malicious file.
Conceptual Example Code
Though the exact code to exploit this vulnerability will depend on many factors, including the specific system configuration and the attacker’s goals, a simple example might involve crafting a malicious document file that triggers the uninitialized pointer when opened. Here is a very basic conceptual representation of what that might look like:
let malicious_payload = {
// The uninitialized pointer is triggered here
trigger: function() {
let uninitialized_pointer;
return uninitialized_pointer.execute();
}
}
// The malicious file is opened, triggering the exploit
malicious_payload.trigger();Please note, this is a simplified conceptual example and real-world exploits would likely be far more complex and obfuscated.
Recommendations for Mitigation
To mitigate this vulnerability, users are advised to apply the vendor patch as soon as possible. If for any reason the patch cannot be applied immediately, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation. However, these should not be considered long-term solutions as they might not fully protect against all potential exploitation techniques.
