CVE-2026-5605: Stack-based Buffer Overflow in Tenda CH22
CVE-2026-5605 is a high-severity stack-based buffer overflow vulnerability in Tenda CH22 version 1. 0. 0. 1. It affects the function formWrlExtraSet in the /goform/WrlExtraSet file, where manipulation of the GO argument can trigger the overflow. This vulnerability can be exploited remotely without user interaction and requires low attack complexity and privileges. Although an exploit is publicly available, there are no known exploits in the wild at this time. No official patch or remediation guidance has been provided yet.
AI Analysis
Technical Summary
This vulnerability in Tenda CH22 1.0.0.1 involves a stack-based buffer overflow in the formWrlExtraSet function of the /goform/WrlExtraSet endpoint. An attacker can remotely manipulate the GO argument to cause the overflow, potentially leading to arbitrary code execution or denial of service. The CVSS 4.0 base score is 8.7, reflecting high impact and ease of exploitation. No official fix or vendor advisory is currently available, and the product is not a cloud service.
Potential Impact
Successful exploitation could allow a remote attacker with low privileges to execute arbitrary code or cause a denial of service on the affected device. The vulnerability impacts confidentiality, integrity, and availability with high severity. No known active exploitation has been reported yet.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict remote access to the affected device and monitor for suspicious activity related to the /goform/WrlExtraSet endpoint. Avoid exposing the device to untrusted networks.
CVE-2026-5605: Stack-based Buffer Overflow in Tenda CH22
Description
CVE-2026-5605 is a high-severity stack-based buffer overflow vulnerability in Tenda CH22 version 1. 0. 0. 1. It affects the function formWrlExtraSet in the /goform/WrlExtraSet file, where manipulation of the GO argument can trigger the overflow. This vulnerability can be exploited remotely without user interaction and requires low attack complexity and privileges. Although an exploit is publicly available, there are no known exploits in the wild at this time. No official patch or remediation guidance has been provided yet.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Tenda CH22 1.0.0.1 involves a stack-based buffer overflow in the formWrlExtraSet function of the /goform/WrlExtraSet endpoint. An attacker can remotely manipulate the GO argument to cause the overflow, potentially leading to arbitrary code execution or denial of service. The CVSS 4.0 base score is 8.7, reflecting high impact and ease of exploitation. No official fix or vendor advisory is currently available, and the product is not a cloud service.
Potential Impact
Successful exploitation could allow a remote attacker with low privileges to execute arbitrary code or cause a denial of service on the affected device. The vulnerability impacts confidentiality, integrity, and availability with high severity. No known active exploitation has been reported yet.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict remote access to the affected device and monitor for suspicious activity related to the /goform/WrlExtraSet endpoint. Avoid exposing the device to untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-04-05T13:59:56.973Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d2f0950a160ebd92223704
Added to database: 4/5/2026, 11:30:29 PM
Last enriched: 4/13/2026, 3:13:42 PM
Last updated: 5/21/2026, 7:09:54 PM
Views: 101
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