HIGH · 8.8

CVE-2025-8693

A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operatin...

Vulnerability Description

A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operating system (OS) commands on an affected device.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
ZyxelDm4200-B0 Firmware<= 5.17\(acbs.1.3\)c0
ZyxelDm4200-B0-
ZyxelDx3300-T0 Firmware<= 5.50\(abvy.6.3\)c0
ZyxelDx3300-T0-
ZyxelDx3300-T1 Firmware<= 5.50\(abvy.6.3\)c0
ZyxelDx3300-T1-
ZyxelDx3301-T0 Firmware<= 5.50\(abvy.6.3\)c0
ZyxelDx3301-T0-
ZyxelDx4510-B1 Firmware<= 5.17\(abyl.9\)c0
ZyxelDx4510-B1-
ZyxelDx5401-B0 Firmware<= 5.17\(abyo.7\)b2
ZyxelDx5401-B0-
ZyxelDx5401-B1 Firmware<= 5.17\(abyo.7\)b2
ZyxelDx5401-B1-
ZyxelEe3301-00 Firmware<= 5.63\(acmu.1.1\)c0
ZyxelEe3301-00-
ZyxelEe5301-00 Firmware<= 5.63\(acld.1.1\)c0
ZyxelEe5301-00-
ZyxelEe6510-10 Firmware<= 5.19\(acjq.3\)c0
ZyxelEe6510-10-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-8693?

CVE-2025-8693 is a vulnerability with a CVSS score of 8.8 (HIGH). A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operatin...

How severe is CVE-2025-8693?

CVE-2025-8693 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-8693?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Dm4200-B0 Firmware, Zyxel Dm4200-B0, Zyxel Dx3300-T0 Firmware, Zyxel Dx3300-T0, Zyxel Dx3300-T1 Firmware.