Cyber Resilience

CVE-2024-42955

HighPublic PoC

Published: 15 August 2024

Published
15 August 2024
Modified
16 August 2024
KEV Added
Patch
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 0.0015 35.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-42955 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Tenda Fh1201 Firmware. Its CVSS base score is 7.5 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Application or System Exploitation (T1499.004); ranked at the 35.9th 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

Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromSafeClientFilter function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

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.
Why these techniques?

Stack overflow in fromSafeClientFilter allows remote DoS via crafted POST request, enabling application exploitation for endpoint denial of service.

Affected Assets

tenda
fh1201 firmware
1.2.0.14\(408\)

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.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References