CVE-2025-9748

HIGH

Tenda Ch22 Firmware - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

A vulnerability was determined in Tenda CH22 1.0.0.1. Affected by this issue is the function fromIpsecitem of the file /goform/IPSECsave of the component httpd. Executing manipulation of the argument ipsecno can lead to stack-based buffer overflow. The attack may be performed from remote.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.322049
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.322049
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.640422
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0021
EPSS Percentile 43.1%
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-119 CWE-121 CWE-787
Status published
Products (1)
tenda/ch22_firmware 1.0.0.1
Published Aug 31, 2025
Tracked Since Feb 18, 2026