Cyber Resilience

CVE-2025-50613

HighPublic PoC

Published: 13 August 2025

Published
13 August 2025
Modified
18 August 2025
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 0.0040 61.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-50613 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Netis-Systems Wf2880 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 38.9% 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

A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00475e1c function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wds_key_wep in the payload, which can cause the program to crash…

more

and potentially lead to a Denial of Service (DoS) attack.

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 cgitest.cgi allows remote exploitation of a web application (T1190), enabling application crash and denial of service via application/system exploitation (T1499.004).

Affected Assets

netis-systems
wf2880 firmware
2.1.40207

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