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Vulnerability Details :

CVE-2022-43390

Assigner-Zyxel

Assigner Org ID-96e50032-ad0d-4058-a115-4d2c13821f9f

Published At-11 Jan, 2023 | 00:00

Updated At-08 Apr, 2025 | 20:16

A command injection vulnerability in the CGI program of Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to execute some OS commands on a vulnerable device by sending a crafted HTTP request.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:Zyxel

Assigner Org ID:96e50032-ad0d-4058-a115-4d2c13821f9f

Published At:11 Jan, 2023 | 00:00

Updated At:08 Apr, 2025 | 20:16

▼CVE Numbering Authority (CNA)

Affected Products

Vendor

Zyxel Networks Corporation

Product

NR7101 firmware

Versions

Affected

< V1.15(ACCC.3)C0

Problem Types

Type	CWE ID	Description
CWE	CWE-78	CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Type: CWE

CWE ID: CWE-78

Description: CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Metrics

Version	Base score	Base severity	Vector
3.1	5.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Version: 3.1

Base score: 5.4

Base severity: MEDIUM

Vector:

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

References

Hyperlink	Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders	N/A

Hyperlink: https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders

Resource: N/A

▼Authorized Data Publishers (ADP)

1. CVE Program Container

References

Hyperlink	Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders	x_transferred

Hyperlink: https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders

Resource:

x_transferred

2. CISA ADP Vulnrichment

Metrics Other Info

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:security@zyxel.com.tw

Published At:11 Jan, 2023 | 02:15

Updated At:18 Jan, 2023 | 21:50

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Secondary	3.1	5.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Type: Primary

Version: 3.1

Base score: 8.8

Base severity: HIGH

Vector:

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

Type: Secondary

Version: 3.1

Base score: 5.4

Base severity: MEDIUM

Vector:

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

CPE Matches

Zyxel Networks Corporation

>>lte7480-m804_firmware>>Versions before 1.00\(abra.6\)c0(exclusive)

cpe:2.3:o:zyxel:lte7480-m804_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>lte7480-m804>>-

cpe:2.3:h:zyxel:lte7480-m804:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>lte7490-m904_firmware>>Versions before 1.00\(abqy.5\)c0(exclusive)

cpe:2.3:o:zyxel:lte7490-m904_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>lte7490-m904>>-

cpe:2.3:h:zyxel:lte7490-m904:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nebula_nr5101_firmware>>Versions before 1.15\(accg.3\)c0(exclusive)

cpe:2.3:o:zyxel:nebula_nr5101_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nebula_nr5101>>-

cpe:2.3:h:zyxel:nebula_nr5101:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nebula_nr7101_firmware>>Versions before 1.15\(accc.3\)c0(exclusive)

cpe:2.3:o:zyxel:nebula_nr7101_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nebula_nr7101>>-

cpe:2.3:h:zyxel:nebula_nr7101:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr5101_firmware>>Versions before 1.00\(abvc.6\)c0(exclusive)

cpe:2.3:o:zyxel:nr5101_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr5101>>-

cpe:2.3:h:zyxel:nr5101:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr7101_firmware>>Versions before 1.00\(abuv.7\)c0(exclusive)

cpe:2.3:o:zyxel:nr7101_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr7101>>-

cpe:2.3:h:zyxel:nr7101:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr7102_firmware>>Versions before 1.00\(abyd.2\)c0(exclusive)

cpe:2.3:o:zyxel:nr7102_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>nr7102>>-

cpe:2.3:h:zyxel:nr7102:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx3301-t0_firmware>>-

cpe:2.3:o:zyxel:dx3301-t0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx3301-t0>>-

cpe:2.3:h:zyxel:dx3301-t0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx4510-b1_firmware>>-

cpe:2.3:o:zyxel:dx4510-b1_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx4510-b1>>-

cpe:2.3:h:zyxel:dx4510-b1:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx5401-b0_firmware>>-

cpe:2.3:o:zyxel:dx5401-b0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>dx5401-b0>>-

cpe:2.3:h:zyxel:dx5401-b0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg3525-t50b_firmware>>-

cpe:2.3:o:zyxel:emg3525-t50b_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg3525-t50b>>-

cpe:2.3:h:zyxel:emg3525-t50b:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg5523-t50b_firmware>>-

cpe:2.3:o:zyxel:emg5523-t50b_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg5523-t50b>>-

cpe:2.3:h:zyxel:emg5523-t50b:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg5723-t50k_firmware>>-

cpe:2.3:o:zyxel:emg5723-t50k_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>emg5723-t50k>>-

cpe:2.3:h:zyxel:emg5723-t50k:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex3301-t0_firmware>>-

cpe:2.3:o:zyxel:ex3301-t0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex3301-t0>>-

cpe:2.3:h:zyxel:ex3301-t0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex3510-b0_firmware>>Versions before 5.17\(abup.7\)c0(exclusive)

cpe:2.3:o:zyxel:ex3510-b0_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex3510-b0>>-

cpe:2.3:h:zyxel:ex3510-b0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5401-b0_firmware>>-

cpe:2.3:o:zyxel:ex5401-b0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5401-b0>>-

cpe:2.3:h:zyxel:ex5401-b0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5501-b0_firmware>>-

cpe:2.3:o:zyxel:ex5501-b0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5501-b0>>-

cpe:2.3:h:zyxel:ex5501-b0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5510-b0_firmware>>Versions before 5.17\(abqx.7\)c0(exclusive)

cpe:2.3:o:zyxel:ex5510-b0_firmware:*:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5510-b0>>-

cpe:2.3:h:zyxel:ex5510-b0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5512-t0_firmware>>-

cpe:2.3:o:zyxel:ex5512-t0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5512-t0>>-

cpe:2.3:h:zyxel:ex5512-t0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5600-t1_firmware>>-

cpe:2.3:o:zyxel:ex5600-t1_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5600-t1>>-

cpe:2.3:h:zyxel:ex5600-t1:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5601-t0_firmware>>-

cpe:2.3:o:zyxel:ex5601-t0_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5601-t0>>-

cpe:2.3:h:zyxel:ex5601-t0:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5601-t1_firmware>>-

cpe:2.3:o:zyxel:ex5601-t1_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>ex5601-t1>>-

cpe:2.3:h:zyxel:ex5601-t1:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg3927-t50k_firmware>>-

cpe:2.3:o:zyxel:vmg3927-t50k_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg3927-t50k>>-

cpe:2.3:h:zyxel:vmg3927-t50k:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg4005-b50a_firmware>>-

cpe:2.3:o:zyxel:vmg4005-b50a_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg4005-b50a>>-

cpe:2.3:h:zyxel:vmg4005-b50a:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg4005-b60a_firmware>>-

cpe:2.3:o:zyxel:vmg4005-b60a_firmware:-:*:*:*:*:*:*:*

Zyxel Networks Corporation

>>vmg4005-b60a>>-

cpe:2.3:h:zyxel:vmg4005-b60a:-:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-78	Primary	nvd@nist.gov
CWE-78	Secondary	security@zyxel.com.tw

CWE ID: CWE-78

Type: Primary

Source: nvd@nist.gov

CWE ID: CWE-78

Type: Secondary

Source: security@zyxel.com.tw

References

Hyperlink	Source	Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders	security@zyxel.com.tw	Vendor Advisory

Hyperlink: https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders

Source: security@zyxel.com.tw

Resource:

Vendor Advisory

CVE-2022-43390

Credits

Vendors

Products

Metrics (CVSS)

Weaknesses

Attack Patterns

Solution/Workaround

References

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

Stakeholder-Specific Vulnerability Categorization (SSVC)

Affected Products

Affected

Problem Types

Metrics

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Exploits

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Replaced By

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Affected Products

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Metrics Other Info

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Replaced By

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Metrics Other Info

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Exploits

Credits

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Replaced By

Rejected Reason

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CISA Catalog

Metrics

CPE Matches

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Change History

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