NVD

CVE-2025-13943 Detail

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.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

CNA: Zyxel Corporation

Base Score: 8.8 HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].

URL	Source(s)	Tag(s)
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026	Zyxel Corporation	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-78	Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')	Zyxel Corporation

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

2 change records found show changes

Initial Analysis by NIST 2/25/2026 1:13:55 PM

Action	Type	New Value
Added	CVSS V3.1	AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:am7510-00_firmware::::::::* versions up to (excluding) 5.63(acoe.0.1)c0 OR cpe:2.3:h:zyxel:am7510-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ax7501-b1_firmware::::::::* versions up to (excluding) 5.17(abpc.7.1)c0 OR cpe:2.3:h:zyxel:ax7501-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dm4200-b0_firmware::::::::* versions up to (excluding) 5.17(acbs.1.6)c0 OR cpe:2.3:h:zyxel:dm4200-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx3300-t0_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:dx3300-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx3300-t1_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:dx3300-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx3301-t0_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:dx3301-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx4510-b0_firmware::::::::* versions up to (excluding) 5.17(abyl.10.1)c0 OR cpe:2.3:h:zyxel:dx4510-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx4510-b1_firmware::::::::* versions up to (excluding) 5.17(abyl.10.1)c0 OR cpe:2.3:h:zyxel:dx4510-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:dx5401-b1_firmware::::::::* versions up to (excluding) 5.17(abyo.7.1)c0 OR cpe:2.3:h:zyxel:dx5401-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ee3301-00_firmware::::::::* versions up to (excluding) 5.63(acmu.2.1)c0 OR cpe:2.3:h:zyxel:ee3301-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ee5301-00_firmware::::::::* versions up to (excluding) 5.63(acld.2.1)c0 OR cpe:2.3:h:zyxel:ee5301-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ee6510-10_firmware::::::::* versions up to (excluding) 5.19(acjq.4.1)c0 OR cpe:2.3:h:zyxel:ee6510-10:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:emg3525-t50b_firmware::::::::* versions up to (excluding) 5.50(abpm.9.7)c0 OR cpe:2.3:h:zyxel:emg3525-t50b:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:emg5523-t50b_firmware::::::::* versions up to (excluding) 5.50(abpm.9.7)c0 OR cpe:2.3:h:zyxel:emg5523-t50b:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:emg6726-b10a_firmware::::::::* versions up to (excluding) 5.13(abnp.8.2)c1 OR cpe:2.3:h:zyxel:emg6726-b10a:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex2210-t0_firmware::::::::* versions up to (excluding) 5.50(acdi.2.3)c0 OR cpe:2.3:h:zyxel:ex2210-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3300-t0_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:ex3300-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3300-t1_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:ex3300-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3301-t0_firmware::::::::* versions up to (excluding) 5.50(abvy.7.1)c0 OR cpe:2.3:h:zyxel:ex3301-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3500-t0_firmware::::::::* versions up to (excluding) 5.44(achr.5.1)c0 OR cpe:2.3:h:zyxel:ex3500-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3501-t0_firmware::::::::* versions up to (excluding) 5.44(achr.5.1)c0 OR cpe:2.3:h:zyxel:ex3501-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3510-b0_firmware::::::::* versions up to (excluding) 5.17(abup.15.2)c0 OR cpe:2.3:h:zyxel:ex3510-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3510-b1_firmware::::::::* versions up to (excluding) 5.17(abup.15.2)c0 OR cpe:2.3:h:zyxel:ex3510-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex3600-t0_firmware::::::::* versions up to (excluding) 5.70(acif.2.1)c0 OR cpe:2.3:h:zyxel:ex3600-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex5401-b1_firmware::::::::* versions up to (excluding) 5.17(abyo.7.1)c0 OR cpe:2.3:h:zyxel:ex5401-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex5510-b0_firmware::::::::* versions up to (excluding) 5.17(abqx.11.1)c0 OR cpe:2.3:h:zyxel:ex5510-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex5512-t0_firmware::::::::* versions up to (excluding) 5.70(aceg.5.3)c0 OR cpe:2.3:h:zyxel:ex5512-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex5601-t0_firmware::::::::* versions up to (excluding) 5.70(acdz.5.1)c0 OR cpe:2.3:h:zyxel:ex5601-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex5601-t1_firmware::::::::* versions up to (excluding) 5.70(acdz.5.1)c0 OR cpe:2.3:h:zyxel:ex5601-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex7501-b0_firmware::::::::* versions up to (excluding) 5.18(achn.3.1)c0 OR cpe:2.3:h:zyxel:ex7501-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:ex7710-b0_firmware::::::::* versions up to (excluding) 5.18(acak.1.6)c0 OR cpe:2.3:h:zyxel:ex7710-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:gm4100-b0_firmware::::::::* versions up to (excluding) 5.18(accl.2)c0 OR cpe:2.3:h:zyxel:gm4100-b0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pe3301-00_firmware::::::::* versions up to (excluding) 5.63(acmt.2.1)c0 OR cpe:2.3:h:zyxel:pe3301-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pe5301-01_firmware::::::::* versions up to (excluding) 5.63(acoj.2.1)c0 OR cpe:2.3:h:zyxel:pe5301-01:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pm3100-t0_firmware::::::::* versions up to (excluding) 5.42(acbf.4.1)c0 OR cpe:2.3:h:zyxel:pm3100-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pm5100-t0_firmware::::::::* versions up to (excluding) 5.42(acbf.4.1)c0 OR cpe:2.3:h:zyxel:pm5100-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pm5100-t1_firmware::::::::* versions up to (excluding) 5.42(acbf.4.1)c0 OR cpe:2.3:h:zyxel:pm5100-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pm7300-t0_firmware::::::::* versions up to (excluding) 5.42(abyy.4.1)c0 OR cpe:2.3:h:zyxel:pm7300-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:pm7500-00_firmware::::::::* versions up to (excluding) 5.61(ackk.1.2)c0 OR cpe:2.3:h:zyxel:pm7500-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:px3321-t1_firmware::::::::* versions up to (excluding) 5.44(achk.3)c0 OR cpe:2.3:h:zyxel:px3321-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:px3321-t1_firmware::::::::* versions up to (excluding) 5.44(acjb.1.5)c0 OR cpe:2.3:h:zyxel:px3321-t1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:px5301-t0_firmware::::::::* versions up to (excluding) 5.44(ackb.0.6)c0 OR cpe:2.3:h:zyxel:px5301-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:vmg3625-t50b_firmware::::::::* versions up to (excluding) 5.50(abpm.9.7)c0 OR cpe:2.3:h:zyxel:vmg3625-t50b:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:vmg4005-b50a_firmware::::::::* versions up to (excluding) 5.17(abqa.3.2)c0 OR cpe:2.3:h:zyxel:vmg4005-b50a:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:vmg4005-b60a_firmware::::::::* versions up to (excluding) 5.17(abqa.3.2)c0 OR cpe:2.3:h:zyxel:vmg4005-b60a:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:vmg4927-b50a_firmware::::::::* versions up to (excluding) 5.13(ably.10.2)c0 OR cpe:2.3:h:zyxel:vmg4927-b50a:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:vmg8623-t50b_firmware::::::::* versions up to (excluding) 5.50(abpm.9.7)c0 OR cpe:2.3:h:zyxel:vmg8623-t50b:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:we3300-00_firmware::::::::* versions up to (excluding) 5.70(acka.1.1)c0 OR cpe:2.3:h:zyxel:we3300-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:we4600-00_firmware::::::::* versions up to (excluding) 6.70(ackt.0)c0 OR cpe:2.3:h:zyxel:we4600-00:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:wx3100-t0_firmware::::::::* versions up to (excluding) 5.50(abvl.4.9)c0 OR cpe:2.3:h:zyxel:wx3100-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:wx3401-b1_firmware::::::::* versions up to (excluding) 5.17(abve.2.10)c0 OR cpe:2.3:h:zyxel:wx3401-b1:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:wx5600-t0_firmware::::::::* versions up to (excluding) 5.70(aceb.5.1)c0 OR cpe:2.3:h:zyxel:wx5600-t0:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:zyxel:wx5610-b0_firmware::::::::* versions up to (excluding) 5.18(acgj.0.5)c0 OR cpe:2.3:h:zyxel:wx5610-b0:-:::::::*
Added	Reference Type	Zyxel Corporation: https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026 Types: Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2025-13943
NVD Published Date:
02/23/2026
NVD Last Modified:
02/25/2026
Source:
Zyxel Corporation

You are viewing this page in an unauthorized frame window.

Information Technology Laboratory

National Vulnerability Database