CVE-2025-13943
Received
Received - Intake
Post-Auth Command Injection in Zyxel EX3301-T0 Firmware
Publication date: 2026-02-24
Last updated on: 2026-02-25
Assigner: Zyxel Corporation
Description
Description
A post-authentication command injection vulnerability in the log file download function of the Zyxel EX3301-T0 firmware versions through 5.50(ABVY.7)C0 could allow an authenticated attacker to execute operating system (OS) commands on an affected device.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| zyxel | ee5301-00_firmware | to 5.63(acld.2.1 (exc) |
| zyxel | ee3301-00_firmware | to 5.63(acmu.2.1 (exc) |
| zyxel | dx5401-b1_firmware | to 5.17(abyo.7.1 (exc) |
| zyxel | dx4510-b1_firmware | to 5.17(abyl.10.1 (exc) |
| zyxel | dx4510-b0_firmware | to 5.17(abyl.10.1 (exc) |
| zyxel | dx3301-t0_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | dx3300-t1_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | dx3300-t0_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | ee6510-10_firmware | to 5.19(acjq.4.1 (exc) |
| zyxel | emg3525-t50b_firmware | to 5.50(abpm.9.7 (exc) |
| zyxel | emg5523-t50b_firmware | to 5.50(abpm.9.7 (exc) |
| zyxel | ex2210-t0_firmware | to 5.50(acdi.2.3 (exc) |
| zyxel | ex3300-t0_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | ex3300-t1_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | ex3301-t0_firmware | to 5.50(abvy.7.1 (exc) |
| zyxel | ex3500-t0_firmware | to 5.44(achr.5.1 (exc) |
| zyxel | ex3501-t0_firmware | to 5.44(achr.5.1 (exc) |
| zyxel | ex3510-b0_firmware | to 5.17(abup.15.2 (exc) |
| zyxel | ex3510-b1_firmware | to 5.17(abup.15.2 (exc) |
| zyxel | ex3600-t0_firmware | to 5.70(acif.2.1 (exc) |
| zyxel | ex5401-b1_firmware | to 5.17(abyo.7.1 (exc) |
| zyxel | ex5510-b0_firmware | to 5.17(abqx.11.1 (exc) |
| zyxel | ex5512-t0_firmware | to 5.70(aceg.5.3 (exc) |
| zyxel | ex5601-t0_firmware | to 5.70(acdz.5.1 (exc) |
| zyxel | ex5601-t1_firmware | to 5.70(acdz.5.1 (exc) |
| zyxel | ex7501-b0_firmware | to 5.18(achn.3.1 (exc) |
| zyxel | ex7710-b0_firmware | to 5.18(acak.1.6 (exc) |
| zyxel | gm4100-b0_firmware | to 5.18(accl.2 (exc) |
| zyxel | pm7500-00_firmware | to 5.61(ackk.1.2 (exc) |
| zyxel | vmg3625-t50b_firmware | to 5.50(abpm.9.7 (exc) |
| zyxel | vmg4005-b50a_firmware | to 5.17(abqa.3.2 (exc) |
| zyxel | vmg4005-b60a_firmware | to 5.17(abqa.3.2 (exc) |
| zyxel | ax7501-b1_firmware | to 5.17(abpc.7.1 (exc) |
| zyxel | pe3301-00_firmware | to 5.63(acmt.2.1 (exc) |
| zyxel | pe5301-01_firmware | to 5.63(acoj.2.1 (exc) |
| zyxel | pm3100-t0_firmware | to 5.42(acbf.4.1 (exc) |
| zyxel | pm5100-t0_firmware | to 5.42(acbf.4.1 (exc) |
| zyxel | pm5100-t1_firmware | to 5.42(acbf.4.1 (exc) |
| zyxel | pm7300-t0_firmware | to 5.42(abyy.4.1 (exc) |
| zyxel | px3321-t1_firmware | to 5.44(achk.3 (exc) |
| zyxel | px3321-t1_firmware | to 5.44(acjb.1.5 (exc) |
| zyxel | px5301-t0_firmware | to 5.44(ackb.0.6 (exc) |
| zyxel | vmg8623-t50b_firmware | to 5.50(abpm.9.7 (exc) |
| zyxel | we3300-00_firmware | to 5.70(acka.1.1 (exc) |
| zyxel | wx3100-t0_firmware | to 5.50(abvl.4.9 (exc) |
| zyxel | wx3401-b1_firmware | to 5.17(abve.2.10 (exc) |
| zyxel | wx5600-t0_firmware | to 5.70(aceb.5.1 (exc) |
| zyxel | wx5610-b0_firmware | to 5.18(acgj.0.5 (exc) |
| zyxel | dm4200-b0_firmware | to 5.17(acbs.1.6 (exc) |
| zyxel | we4600-00_firmware | to 6.70(ackt.0 (exc) |
| zyxel | emg6726-b10a_firmware | to 5.13(abnp.8.2 (exc) |
| zyxel | am7510-00_firmware | to 5.63(acoe.0.1 (exc) |
| zyxel | vmg4927-b50a_firmware | to 5.13(ably.10.2 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-78 | The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. |
