PT-2025-23871 · Tenda · Tenda Ch22

Xubeining · Published 2025-06-04 · Updated 2025-06-05 · CVE-2025-5619

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda CH22 version 1.0.0.1

Description A critical issue has been found in the Tenda CH22, affecting the formaddUserName function of the file /goform/addUserName. The manipulation of the Password argument leads to a stack-based buffer overflow. This issue can be exploited remotely.

Recommendations For Tenda CH22 version 1.0.0.1, as a temporary workaround, consider disabling the formaddUserName function until a patch is available. Restrict access to the /goform/addUserName endpoint to minimize the risk of exploitation. Avoid using the Password argument in the affected endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-121

CWE-119

Related Identifiers

BDU:2025-10210

CVE-2025-5619

Affected Products

Tenda Ch22

References · 12

• 🔥 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://osv.dev/vulnerability/CVE-2025-5619 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-5619 · Security Note
• https://bdu.fstec.ru/vul/2025-10210 · Security Note
• https://twitter.com/CveFindCom/status/1930409319587098738 · Twitter Post
• https://t.me/cvetracker/25458 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1930479742211215749 · Twitter Post
• https://vuldb.com/?id.311105 · Note
• https://vuldb.com/?ctiid.311105 · Note
• https://vuldb.com/?submit.589179 · Note
• https://twitter.com/CVEnew/status/1930407384876265652 · Twitter Post
• https://tenda.com.cn · Note