CVE-2025-13400

HIGH

Tenda Ch22 Firmware - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability was detected in Tenda CH22 1.0.0.1. Affected is the function formWrlExtraGet of the file /goform/WrlExtraGet. Performing a manipulation of the argument chkHz results in buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.332926
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.332926
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.692145
Exploit, Issue Tracking, Third Party Advisory exploit issue-tracking
https://github.com/f000x0/cve/issues/14
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0039
EPSS Percentile 60.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-120 CWE-119
Status published
Products (1)
tenda/ch22_firmware 1.0.0.1
Published Nov 19, 2025
Tracked Since Feb 18, 2026