CVE-2026-5604

HIGH

Tenda CH22 Parameter CertLocalPrecreate formCertLocalPrecreate stack-based overflow

Title source: cna
STIX 2.1

Description

A security flaw has been discovered in Tenda CH22 1.0.0.1. The impacted element is the function formCertLocalPrecreate of the file /goform/CertLocalPrecreate of the component Parameter Handler. Performing a manipulation of the argument standard results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-355396 | Tenda CH22 Parameter CertLocalPrecreate formCertLocalPrecreate stack-based overflow
https://vuldb.com/vuln/355396
Signature, Permissions Required signature permissions-required
VDB-355396 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/355396/cti
Third Party Advisory third-party-advisory
Submit #785032 | Tenda CH22 V1.0.0.1 Stack-based Buffer Overflow
https://vuldb.com/submit/785032
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0067
EPSS Percentile 46.9%
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
Status published
Products (2)
Tenda/CH22 1.0.0.1
tenda/ch22_firmware 1.0.0.1
Published Apr 05, 2026
Tracked Since Apr 06, 2026