A weakness has been identified in Tenda CH22 1.0.0.1. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. Executing a manipulation of the argument GO can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Tenda
  • Ch22
  • Ch22 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://www.spirityenterprise.com/pentest spirity
https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_54/README.md cve-icon cve-icon
https://vuldb.com/submit/785052 cve-icon cve-icon
https://vuldb.com/vuln/355397 cve-icon cve-icon
https://vuldb.com/vuln/355397/cti cve-icon cve-icon
https://www.tenda.com.cn/ cve-icon cve-icon
History

Thu, 30 Apr 2026 21:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*

Tue, 07 Apr 2026 00:00:00 +0000

Type Values Removed Values Added
First Time appeared Tenda ch22
Vendors & Products Tenda ch22

Mon, 06 Apr 2026 16:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Sun, 05 Apr 2026 23:15:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in Tenda CH22 1.0.0.1. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. Executing a manipulation of the argument GO can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.
Title Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow
First Time appeared Tenda
Tenda ch22 Firmware
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:o:tenda:ch22_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda ch22 Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-04-06T15:16:14.289Z

Reserved: 2026-04-05T13:59:56.973Z

Link: CVE-2026-5605

cve-icon Vulnrichment

Updated: 2026-04-06T15:16:10.590Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-06T00:16:19.213

Modified: 2026-04-30T20:45:30.283

Link: CVE-2026-5605

cve-icon Redhat

No data.