CVE-2023-46560
CWE-787Published: October 25, 2023· Updated: Jun 17, 2026
Official Description
TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formTcpipSetup.
Risk Analysis
The TOTOLINK X2000R firmware is susceptible to a stack-based buffer overflow within the formTcpipSetup function. This critical flaw enables remote, unauthenticated attackers to potentially compromise the device.
There is no public exploit available, and the vulnerability is not in the CISA KEV. It is remotely exploitable with low complexity.
Update the device firmware to the latest available version. Disable remote management features to prevent unauthorized access.
Technical Analysis
CVE-2023-46560 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-787)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-46560 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts