Cyber Resilience

CVE-2024-37640

HighPublic PoC

Published: 14 June 2024

Published
14 June 2024
Modified
03 April 2025
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0014 33.2th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-37640 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Totolink A3700R Firmware. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 33.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via ssid5g in the function setWiFiEasyGuestCfg.

CWE(s)
CWE-121

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

Stack overflow in the router's web function setWiFiEasyGuestCfg via ssid5g parameter enables exploitation of a public-facing application for remote code execution.

Affected Assets

totolink
a3700r firmware
9.1.2u.6165_20211012

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References