Cyber Resilience

CVE-2024-46424

HighPublic PoC

Published: 16 September 2024

Published
16 September 2024
Modified
17 September 2024
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0036 58.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-46424 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Totolink T8 Firmware. Its CVSS base score is 7.5 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 41.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

TOTOLINK AC1200 T8 v4.1.5cu.861_B20230220 has a buffer overflow vulnerability in the UploadCustomModule function, which allows attackers to cause a Denial of Service (DoS) via the File parameter.

CWE(s)
CWE-120

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 →
T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
attack.mitre.org →
Why these techniques?

Buffer overflow in public-facing UploadCustomModule web function (T1190: Exploit Public-Facing Application) enables denial of service via crafted File parameter (T1499.004: Application or System Exploitation).

Affected Assets

totolink
t8 firmware
4.1.5cu.861_b20230220

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References