CVE-2026-5153: Command Injection in Tenda CH22
CVE-2026-5153 is a command injection vulnerability in Tenda CH22 version 1. 0. 0. 1. The flaw exists in the FormWriteFacMac function within the /goform/WriteFacMac file, where manipulation of the 'mac' argument can lead to remote command injection. The vulnerability has a medium severity with a CVSS score of 5. 3. Although an exploit has been published, there are no known exploits in the wild at this time. No patch or official remediation information is currently available.
AI Analysis
Technical Summary
This vulnerability affects Tenda CH22 firmware version 1.0.0.1. The issue lies in the FormWriteFacMac function of the /goform/WriteFacMac endpoint, where improper handling of the 'mac' parameter allows an attacker to inject and execute arbitrary commands remotely. The CVSS 4.0 vector indicates network attack vector with low complexity and no privileges or user interaction required, but with low to limited impact on confidentiality, integrity, and availability. No vendor advisory or patch information is provided, and the device is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary commands on the affected device, potentially compromising its integrity and availability. The medium severity rating reflects the moderate risk posed by this vulnerability given the ease of attack and potential impact. However, no active exploitation in the wild has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting network access to the affected device's management interface to trusted sources only and monitor for unusual activity related to the /goform/WriteFacMac endpoint. Avoid exposing the device management interface to untrusted networks.
CVE-2026-5153: Command Injection in Tenda CH22
Description
CVE-2026-5153 is a command injection vulnerability in Tenda CH22 version 1. 0. 0. 1. The flaw exists in the FormWriteFacMac function within the /goform/WriteFacMac file, where manipulation of the 'mac' argument can lead to remote command injection. The vulnerability has a medium severity with a CVSS score of 5. 3. Although an exploit has been published, there are no known exploits in the wild at this time. No patch or official remediation information is currently available.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects Tenda CH22 firmware version 1.0.0.1. The issue lies in the FormWriteFacMac function of the /goform/WriteFacMac endpoint, where improper handling of the 'mac' parameter allows an attacker to inject and execute arbitrary commands remotely. The CVSS 4.0 vector indicates network attack vector with low complexity and no privileges or user interaction required, but with low to limited impact on confidentiality, integrity, and availability. No vendor advisory or patch information is provided, and the device is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary commands on the affected device, potentially compromising its integrity and availability. The medium severity rating reflects the moderate risk posed by this vulnerability given the ease of attack and potential impact. However, no active exploitation in the wild has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting network access to the affected device's management interface to trusted sources only and monitor for unusual activity related to the /goform/WriteFacMac endpoint. Avoid exposing the device management interface to untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-03-30T13:33:06.409Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 69caf0cde6bfc5ba1d729540
Added to database: 3/30/2026, 9:53:17 PM
Last enriched: 4/7/2026, 10:53:25 AM
Last updated: 5/15/2026, 3:00:18 AM
Views: 77
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