Critical severity · published Jun 4, 2025
CVE-2025-5619
Tenda CH22 addUserName formaddUserName stack-based overflow
9.8
CVSS
1.3%
EPSS
No
On KEV
Description
A vulnerability, which was classified as critical, has been found in Tenda CH22 1.0.0.1. This issue affects the function formaddUserName of the file /goform/addUserName. The manipulation of the argument Password leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
CH22 · Tenda
1.0.0.1 · source: vendor
CF
Ch22 Firmware · Tenda
1.0.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-5619
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-5619
Exploit
https://github.com/xubeining/Cve_report/blob/main/A%20remote%20code%20execution%20vulnerability%20in%20the%20router%20CH22%20V1.0.0.1%20manufactured%20by%20Shenzhen%20Jixiangtengda%20Technology%20Co.%2C%20Ltd.md
Permissions Required
https://vuldb.com/?ctiid.311105
Third Party Advisory
https://vuldb.com/?id.311105
Third Party Advisory
https://vuldb.com/?submit.589179
Product
https://www.tenda.com.cn/
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