ZDI-26-063: (Pwn2Own) Lexmark CX532adwe libesffls Directory Traversal Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Lexmark CX532adwe printers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2025-65077.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-26-063?
The severity of ZDI-26-063 is critical due to its ability to allow remote code execution without authentication.
How do I fix ZDI-26-063?
To fix ZDI-26-063, update your Lexmark CX532adwe printer firmware to the latest version provided by Lexmark.
What types of attacks can be performed using ZDI-26-063?
ZDI-26-063 allows network-adjacent attackers to execute arbitrary code, potentially leading to full control over the affected printer.
Is authentication required to exploit ZDI-26-063?
No, ZDI-26-063 can be exploited without any authentication, making it particularly dangerous.
Which devices are affected by ZDI-26-063?
ZDI-26-063 specifically affects Lexmark CX532adwe printers.