CVE-2025-8693: OS Command Injection

Published Nov 18, 2025
·
Updated

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.

Affected Software

113 affected components
Zyxel DX3300-T0<5.50(ABVY.6.3)C0
All of the following
Zyxel Dm4200-b0 Firmware<=5.17\(acbs.1.3\)c0
Zyxel Dm4200-b0
All of the following
Zyxel DX3300-T0 firmware<=5.50\(abvy.6.3\)c0
Zyxel DX3300-T0
All of the following
Zyxel Dx3300-t1 Firmware<=5.50\(abvy.6.3\)c0
Zyxel Dx3300-t1
All of the following
Zyxel DX3301-T0 firmware<=5.50\(abvy.6.3\)c0
Zyxel DX3301-T0
All of the following
Zyxel Dx4510-b1 Firmware<=5.17\(abyl.9\)c0
Zyxel Dx4510-b1
All of the following
Zyxel DX5401-B0 firmware<=5.17\(abyo.7\)b2
Zyxel DX5401-B0
All of the following
Zyxel Dx5401-b1 Firmware<=5.17\(abyo.7\)b2
Zyxel Dx5401-b1
All of the following
Zyxel Ee3301-00 Firmware<=5.63\(acmu.1.1\)c0
Zyxel Ee3301-00
All of the following
Zyxel Ee5301-00 Firmware<=5.63\(acld.1.1\)c0
Zyxel Ee5301-00
All of the following
Zyxel Ee6510-10 Firmware<=5.19\(acjq.3\)c0
Zyxel Ee6510-10
All of the following
Zyxel Ex3300-t0 Firmware<=5.50\(abvy.6.3\)c0
Zyxel Ex3300-t0
All of the following
Zyxel Ex3300-t0 Firmware<=5.50\(acdi.2.1\)c0
Zyxel Ex3300-t0
All of the following
Zyxel Ex3300-t1 Firmware<=5.50\(abvy.6.3\)c0
Zyxel Ex3300-t1
All of the following
Zyxel EX3301-T0 firmware<=5.50\(abvy.6.3\)c0
Zyxel EX3301-T0
All of the following
Zyxel Ex3500-t0 Firmware<=5.44\(achr.4\)c0
Zyxel Ex3500-t0
All of the following
Zyxel Ex3501-t0 Firmware<=5.44\(achr.4\)c0
Zyxel Ex3501-t0
All of the following
Zyxel EX3510-B0 firmware<=5.17\(abup.15\)c0
Zyxel EX3510-B0
All of the following
Zyxel Ex3510-b1 Firmware<=5.17\(abup.15\)c0
Zyxel Ex3510-b1
All of the following
Zyxel Ex3600-t0 Firmware<=5.70\(acif.1.2\)c0
Zyxel Ex3600-t0
All of the following
Zyxel Ex5401-b0 Firmware<=5.17\(abyo.7\)b2
Zyxel Ex5401-b0
All of the following
Zyxel Ex5401-b1 Firmware<=5.17\(abyo.7\)b2
Zyxel Ex5401-b1
All of the following
Zyxel Ex5501-b0 Firmware<=5.17\(abry.5.5\)c0
Zyxel Ex5501-b0
All of the following
Zyxel Ex5510-b0 Firmware<=5.17\(abqx.10\)c0
Zyxel Ex5510-b0
All of the following
Zyxel Ex5512-t0 Firmware<=5.70\(aceg.5\)c0
Zyxel Ex5512-t0
All of the following
Zyxel Ex5601-t0 Firmware<=5.70\(acdz.4.1\)c0
Zyxel Ex5601-t0
All of the following
Zyxel EX5601-T1 firmware<=5.70\(acdz.4.1\)c0
Zyxel EX5601-T1
All of the following
Zyxel Ex7501-b0 Firmware<=5.18\(achn.2.1\)c0
Zyxel Ex7501-b0
All of the following
Zyxel Ex7710-b0 Firmware<=5.18\(acak.1.4\)c0
Zyxel Ex7710-b0
All of the following
Zyxel Emg3525-t50b Firmware<=5.50\(abpm.9.5\)c0
Zyxel Emg3525-t50b
All of the following
Zyxel Emg5523-t50b Firmware<=5.50\(abpm.9.5\)c0
Zyxel Emg5523-t50b
All of the following
Zyxel Emg5723-t50k Firmware<=5.50\(abom.8.6\)c0
Zyxel Emg5723-t50k
All of the following
Zyxel Gm4100-b0 Firmware<=5.18\(accl.1\)c0
Zyxel Gm4100-b0
All of the following
Zyxel VMG3625-T50B firmware<=5.50\(abpm.9.5\)c0
Zyxel VMG3625-T50B
All of the following
Zyxel Vmg3927-t50k Firmware<=5.50\(abom.8.6\)c0
Zyxel Vmg3927-t50k
All of the following
Zyxel VMG4005-B50A firmware<=5.17\(abqa.3\)c0
Zyxel VMG4005-B50A
All of the following
Zyxel Vmg4005-b60a Firmware<=5.17\(abqa.3\)c0
Zyxel Vmg4005-b60a
All of the following
Zyxel Vmg4005-b50b Firmware<=5.13\(abrl.5.3\)c0
Zyxel Vmg4005-b50b
All of the following
Zyxel Vmg8623-t50b Firmware<=5.50\(abpm.9.5\)c0
Zyxel Vmg8623-t50b
All of the following
Zyxel VMG8825-T50K firmware<=5.50\(abom.8.6\)c0
Zyxel VMG8825-T50K
All of the following
Zyxel AX7501-B0 firmware<=5.17\(abpc.6.1\)c0
Zyxel AX7501-B0
All of the following
Zyxel AX7501-B1 firmware<=5.17\(abpc.6.1\)c0
Zyxel AX7501-B1
All of the following
Zyxel Pe3301-00 Firmware<=5.63\(acmt.1.1\)c0
Zyxel Pe3301-00
All of the following
Zyxel Pe5301-01 Firmware<=5.63\(acoj.1.1\)c0
Zyxel Pe5301-01
All of the following
Zyxel Pm3100-t0 Firmware<=5.42\(acbf.3\)c0
Zyxel Pm3100-t0
All of the following
Zyxel Pm5100-t0 Firmware<=5.42\(acbf.3\)c0
Zyxel Pm5100-t0
All of the following
Zyxel Pm7500-00 Firmware<=5.61\(ackk.1\)c0
Zyxel Pm7500-00
All of the following
Zyxel Pm7300-t0 Firmware<=5.42\(abyy.3\)c0
Zyxel Pm7300-t0
All of the following
Zyxel Px3321-t1 Firmware<=5.44\(acjb.1.3\)c0
Zyxel Px3321-t1
All of the following
Zyxel Px3321-t1 Firmware<=5.44\(achk.1\)c0
Zyxel Px3321-t1
All of the following
Zyxel Px5301-t0 Firmware<=5.44\(ackb.0.4\)c0
Zyxel Px5301-t0
All of the following
Zyxel We3300-00 Firmware<=5.70\(acka.0\)c0
Zyxel We3300-00
All of the following
Zyxel WX3100-T0 firmware<=5.50\(abvl.4.7\)c0
Zyxel WX3100-T0
All of the following
Zyxel Wx3401-b0 Firmware<=5.17\(abve.2.8\)c0
Zyxel Wx3401-b0
All of the following
Zyxel Wx3401-b1 Firmware<=5.17\(abve.2.8\)c0
Zyxel Wx3401-b1
All of the following
Zyxel Wx5600-t0 Firmware<=5.70\(aceb.4.1\)c0
Zyxel Wx5600-t0
All of the following
Zyxel Wx5610-b0 Firmware<=5.18\(acgj.0.3\)c0
Zyxel Wx5610-b0

Event History

Nov 18, 2025
CVE Published
via MITRE·01:25 AM
Data Sourced
via MITRE·01:25 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-8693?

CVE-2025-8693 is classified as a critical severity vulnerability due to its potential for command injection and OS command execution.

2

How do I fix CVE-2025-8693?

To fix CVE-2025-8693, update your Zyxel DX3300-T0 firmware to the latest version beyond 5.50(ABVY.6.3)C0.

3

Who is affected by CVE-2025-8693?

Only devices running Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier are affected by CVE-2025-8693.

4

What type of vulnerability is CVE-2025-8693?

CVE-2025-8693 is a post-authentication command injection vulnerability.

5

Can an unauthenticated user exploit CVE-2025-8693?

No, an authenticated attacker is required to exploit CVE-2025-8693.

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