Overview
CVE-2025-47121 is a serious vulnerability affecting Adobe Framemaker versions 2020.8, 2022.6, and earlier. This vulnerability involves an uninitialized pointer that, when exploited, can lead to arbitrary code execution. This is a significant issue as it can lead to unauthorized system access or control, potentially resulting in system compromise or data leakage. The vulnerability requires user interaction, meaning a user must open a malicious file for the exploit to take effect. This vulnerability is a concern for any entity utilizing the affected Adobe Framemaker versions, as it can lead to unauthorized access and potential loss of sensitive information.
Vulnerability Summary
CVE ID: CVE-2025-47121
Severity: High (7.8 CVSS Score)
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
Adobe Framemaker | 2020.8
Adobe Framemaker | 2022.6
How the Exploit Works
The vulnerability exists due to an uninitialized pointer in Adobe Framemaker. An attacker can craft a malicious file, which when opened by a user in the affected Framemaker versions, triggers the vulnerability. The uninitialized pointer can then be manipulated to execute arbitrary code. This code runs in the context of the current user, potentially granting the attacker the same privileges as the victim. This could lead to unauthorized system access, potential system compromise, or data leakage.
Conceptual Example Code
While no specific exploit code is available, the conceptual mechanism of the attack would likely follow this pattern:
POST /malicious_file.fmk HTTP/1.1
Host: target.example.com
Content-Type: application/framemaker
{ "uninitialized_pointer": "arbitrary_code" }In this example, the attacker crafts a Framemaker (.fmk) file with arbitrary code embedded. When this file is opened by a user, the uninitialized pointer vulnerability is triggered, executing the embedded code.
Mitigation
The most recommended course of action to mitigate this vulnerability is to apply the vendor patch as soon as it becomes available. In the meantime, or if patching is not immediately feasible, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can offer temporary protection by detecting and potentially blocking attempts to exploit this vulnerability. Regularly updating and patching software is a critical component of maintaining cybersecurity.
