Overview
CVE-2025-49561 is a serious vulnerability affecting Animate versions 23.0.12, 24.0.9, and earlier versions. This vulnerability is a Use After Free (UAF) bug that could potentially allow an attacker to execute arbitrary code in the context of the current user. The vulnerability is significant due to the potential system compromise or data leakage it can cause. The severity of this issue is underscored by its CVSS score of 7.8, marking it as a high-severity vulnerability.
Vulnerability Summary
CVE ID: CVE-2025-49561
Severity: High (CVSS 7.8)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: Arbitrary code execution leading to potential system compromise or data leakage
Affected Products
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Product | Affected Versions
Animate | 23.0.12 and earlier
Animate | 24.0.9 and earlier
How the Exploit Works
This vulnerability resides in Animate’s memory management for certain user-generated files. When a user opens a malicious file, the software fails to properly manage memory allocations, leading to a Use After Free condition. This condition can then be exploited by an attacker to corrupt valid data or even to execute arbitrary code. The code execution occurs in the context of the current user, meaning that if the user has administrative privileges, the attacker could take control of the affected system.
Conceptual Example Code
The following pseudo-code illustrates a potential exploit:
# Open the malicious file, causing the Use After Free condition
file = open("malicious_file.animate")
# Define a function to manipulate the freed memory
def exploit(memory_location):
# Write arbitrary code to the freed memory
code = "..."
memory_location.write(code)
# Call the exploit function with the location of the freed memory
exploit(freed_memory_location)The code above is an oversimplification for illustrative purposes only. In practice, the exploit would likely involve more complex code and specific knowledge of the software’s memory management.
To mitigate this vulnerability, users are encouraged to apply the vendor patch once it becomes available. In the interim, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation.