CVE-2023-37718
CWE-787Published: July 14, 2023· Updated: Jun 17, 2026
Official Description
Tenda F1202 V1.0BR_V1.2.0.20(408), FH1202_V1.2.0.19_EN were discovered to contain a stack overflow in the page parameter in the function fromSafeClientFilter.
Risk Analysis
A stack overflow vulnerability exists in Tenda devices due to unsafe processing of the page parameter in the fromSafeClientFilter function. The critical 9.8 CVSS score reflects the potential for full system compromise by unauthenticated remote attackers.
No public exploit is known for this issue, and it is not in the CISA KEV. The vulnerability is remotely exploitable with low attack complexity.
Apply available firmware patches from the manufacturer for the affected Tenda F1202 and FH1202 hardware.
Technical Analysis
CVE-2023-37718 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-2023-37718 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts