Vulnerability · Published Jun 4, 2025 · Assigned by VulDB
CVE-2025-5619Tenda CH22 addUserName formaddUserName stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in CH22 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.4%top 26.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- VDB-311105 | Tenda CH22 addUserName formaddUserName stack-based overflow vdb-entry, technical-description
- VDB-311105 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #589179 | Tenda CH22 V1.0.0.1 Stack-based Buffer Overflow third-party-advisory
- 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 exploit
- https://www.tenda.com.cn/ product