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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2025-7673

A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.005

EPSS Ranking 65.5%

CVSS Severity

CVSS v3 Score 9.8

References

https://www.zyxel.com/service-provider/global/en/zyxel-security-advisory-remote-code-execution-and-denial-service-vulnerabilities-cpe

Products affected by CVE-2025-7673

Zyxel » Emg3525-T50b » Version: N/A

cpe:2.3:h:zyxel:emg3525-t50b:-
Zyxel » Emg5523-T50b » Version: N/A

cpe:2.3:h:zyxel:emg5523-t50b:-
Zyxel » Emg5723-T50k » Version: N/A

cpe:2.3:h:zyxel:emg5723-t50k:-
Zyxel » Emg6726-B10a » Version: N/A

cpe:2.3:h:zyxel:emg6726-b10a:-
Zyxel » Ex3510-B0 » Version: N/A

cpe:2.3:h:zyxel:ex3510-b0:-
Zyxel » Ex5510-B0 » Version: N/A

cpe:2.3:h:zyxel:ex5510-b0:-
Zyxel » Vmg1312-T20b » Version: N/A

cpe:2.3:h:zyxel:vmg1312-t20b:-
Zyxel » Vmg3625-T50b » Version: N/A

cpe:2.3:h:zyxel:vmg3625-t50b:-
Zyxel » Vmg3925-B10b » Version: N/A

cpe:2.3:h:zyxel:vmg3925-b10b:-
Zyxel » Vmg3925-B10c » Version: N/A

cpe:2.3:h:zyxel:vmg3925-b10c:-
Zyxel » Vmg3927-B50a » Version: N/A

cpe:2.3:h:zyxel:vmg3927-b50a:-
Zyxel » Vmg3927-B50b » Version: N/A

cpe:2.3:h:zyxel:vmg3927-b50b:-
Zyxel » Vmg3927-B60a » Version: N/A

cpe:2.3:h:zyxel:vmg3927-b60a:-
Zyxel » Vmg3927-T50k » Version: N/A

cpe:2.3:h:zyxel:vmg3927-t50k:-
Zyxel » Vmg4005-B50b » Version: N/A

cpe:2.3:h:zyxel:vmg4005-b50b:-
Zyxel » Vmg4927-B50a » Version: N/A

cpe:2.3:h:zyxel:vmg4927-b50a:-
Zyxel » Vmg8623-T50b » Version: N/A

cpe:2.3:h:zyxel:vmg8623-t50b:-
Zyxel » Vmg8825-B50a » Version: N/A

cpe:2.3:h:zyxel:vmg8825-b50a:-
Zyxel » Vmg8825-B60a » Version: N/A

cpe:2.3:h:zyxel:vmg8825-b60a:-
Zyxel » Vmg8825-Bx0b » Version: N/A

cpe:2.3:h:zyxel:vmg8825-bx0b:-
Zyxel » Vmg8825-T50k » Version: N/A

cpe:2.3:h:zyxel:vmg8825-t50k:-
Zyxel » Vmg8924-B10d » Version: N/A

cpe:2.3:h:zyxel:vmg8924-b10d:-
Zyxel » Xmg3927-B50a » Version: N/A

cpe:2.3:h:zyxel:xmg3927-b50a:-
Zyxel » Xmg8825-B50a » Version: N/A

cpe:2.3:h:zyxel:xmg8825-b50a:-
Zyxel » Emg3525-T50b Firmware » Version: Any

cpe:2.3:o:zyxel:emg3525-t50b_firmware:*
Zyxel » Emg3525-T50b Firmware » Version: 5.50(abpm.6)c0

cpe:2.3:o:zyxel:emg3525-t50b_firmware:5.50(abpm.6)c0
Zyxel » Emg5523-T50b Firmware » Version: Any

cpe:2.3:o:zyxel:emg5523-t50b_firmware:*
Zyxel » Emg5523-T50b Firmware » Version: 5.50(abpm.6)c0

cpe:2.3:o:zyxel:emg5523-t50b_firmware:5.50(abpm.6)c0
Zyxel » Emg5723-T50k Firmware » Version: N/A

cpe:2.3:o:zyxel:emg5723-t50k_firmware:-
Zyxel » Emg6726-B10a Firmware » Version: N/A

cpe:2.3:o:zyxel:emg6726-b10a_firmware:-
Zyxel » Ex3510-B0 Firmware » Version: N/A

cpe:2.3:o:zyxel:ex3510-b0_firmware:-
Zyxel » Ex5510-B0 Firmware » Version: Any

cpe:2.3:o:zyxel:ex5510-b0_firmware:*
Zyxel » Vmg1312-T20b Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg1312-t20b_firmware:-
Zyxel » Vmg3625-T50b Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg3625-t50b_firmware:-
Zyxel » Vmg3925-B10b Firmware » Version: Any

cpe:2.3:o:zyxel:vmg3925-b10b_firmware:*
Zyxel » Vmg3925-B10c Firmware » Version: Any

cpe:2.3:o:zyxel:vmg3925-b10c_firmware:*
Zyxel » Vmg3927-B50a Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg3927-b50a_firmware:-
Zyxel » Vmg3927-B50b Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg3927-b50b_firmware:-
Zyxel » Vmg3927-B60a Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg3927-b60a_firmware:-
Zyxel » Vmg3927-T50k Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg3927-t50k_firmware:-
Zyxel » Vmg4005-B50b Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg4005-b50b_firmware:-
Zyxel » Vmg4927-B50a Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg4927-b50a_firmware:-
Zyxel » Vmg8623-T50b Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg8623-t50b_firmware:-
Zyxel » Vmg8825-B50a Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg8825-b50a_firmware:-
Zyxel » Vmg8825-B60a Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg8825-b60a_firmware:-
Zyxel » Vmg8825-Bx0b Firmware » Version: Any

cpe:2.3:o:zyxel:vmg8825-bx0b_firmware:*
Zyxel » Vmg8825-T50k Firmware » Version: N/A

cpe:2.3:o:zyxel:vmg8825-t50k_firmware:-
Zyxel » Vmg8924-B10d Firmware » Version: Any

cpe:2.3:o:zyxel:vmg8924-b10d_firmware:*
Zyxel » Xmg3927-B50a Firmware » Version: N/A

cpe:2.3:o:zyxel:xmg3927-b50a_firmware:-
Zyxel » Xmg8825-B50a Firmware » Version: N/A

cpe:2.3:o:zyxel:xmg8825-b50a_firmware:-

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Vulnerable Software

Vulnerability Details CVE-2025-7673

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