CVE-2023-37702
CWE-787Published: July 10, 2023· Updated: Jun 17, 2026
Official Description
Tenda FH1203 V2.0.1.6 was discovered to contain a stack overflow via the deviceId parameter in the formSetDeviceName function.
Risk Analysis
A stack overflow in the device name configuration function of the Tenda FH1203 router presents a critical security risk. Remote attackers can exploit this flaw to execute arbitrary code or cause a denial of service.
No public exploit is known, and it is not in the CISA KEV catalog. The vulnerability is remotely exploitable.
Ensure the Tenda FH1203 firmware is updated to the latest version.
Technical Analysis
CVE-2023-37702 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 (2)
Quick Facts
Related CVEs (CWE-787)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-37702 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts