D-Link DIR-X3260 prog.cgi Stack Buffer Overflow RCE
CVE-2023-51623 Published on May 3, 2024
D-Link DIR-X3260 prog.cgi SetAPClientSettings Stack-based Buffer Overflow Remote Code Execution Vulnerability
D-Link DIR-X3260 prog.cgi SetAPClientSettings 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-size stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21673.
Weakness Type
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2023-51623 has been classified to as a Stack Overflow vulnerability or weakness.
Products Associated with CVE-2023-51623
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2023-51623 are published in D-Link Dir X3260 Firmware:
Affected Versions
D-Link DIR-X3260:- Version 1.04B01 is affected.
- Version - is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.