CVE-2023-51616: D-Link DIR-X3260 prog.cgi SetSysEmailSettings Stack-Based Buffer Overflow Remote Code Execution Vulnerability
D-Link DIR-X3260 prog.cgi SetSysEmailSettings Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-X3260 routers. Authentication is required to exploit this vulnerability.
The specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver listening on TCP ports 80 and 443. The issue results from the lack of proper validation of a user-supplied string before copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21593.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-51616?
CVE-2023-51616 is rated as a critical vulnerability due to the potential for remote code execution.
How do I fix CVE-2023-51616?
To mitigate CVE-2023-51616, update the firmware of the D-Link DIR-X3260 to the latest available version.
Who is affected by CVE-2023-51616?
The D-Link DIR-X3260 router running firmware versions prior to 1.04b01 is impacted by CVE-2023-51616.
Can CVE-2023-51616 be exploited without authentication?
Exploitation of CVE-2023-51616 requires authentication to access the vulnerable component.
What type of vulnerability is CVE-2023-51616?
CVE-2023-51616 is categorized as a stack-based buffer overflow vulnerability.