CVE-2026-5604— Tenda CH22 Parameter CertLocalPrecreate formCertLocalPrecreate stack-based overflow
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I. Basic Information for CVE-2026-5604
Vulnerability Information
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Vulnerability Title
Tenda CH22 Parameter CertLocalPrecreate formCertLocalPrecreate stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda CH22 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda CH22是中国腾达（Tenda）公司的一款网络设备。 Tenda CH22 1.0.0.1版本存在安全漏洞，该漏洞源于对参数standard的错误操作，可能导致栈缓冲区溢出攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-5604
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
Qwen3.6-35B-A3B · 8737 chars
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III. Intelligence Information for CVE-2026-5604
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Same Patch Batch · Tenda · 2026-04-05 · 7 CVEs total
| CVE-2026-5548 | 8.8 HIGH | Tenda AC10 httpd fromSysToolChangePwd stack-based overflow |
| CVE-2026-5550 | 8.8 HIGH | Tenda AC10 httpd fromSysToolChangePwd stack-based overflow |
| CVE-2026-5567 | 8.8 HIGH | Tenda M3 Destination setAdvPolicyData buffer overflow |
| CVE-2026-5605 | 8.8 HIGH | Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow |
| CVE-2026-5547 | 6.3 MEDIUM | Tenda AC10 httpd formAddMacfilterRule os command injection |
| CVE-2026-5549 | 5.3 MEDIUM | Tenda AC10 RSA 2048-bit Private Key privkeySrv.pem hard-coded key |
IV. Related Vulnerabilities
Same product: CH22
- CVE-2026-5962
Tenda CH22 httpd R7WebsSecurityHandlerfunction path traversa - CVE-2026-5605
Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow - CVE-2026-5204
Tenda CH22 Parameter webtypelibrary formWebTypeLibrary stack - CVE-2026-5156
Tenda CH22 Parameter QuickIndex formQuickIndex stack-based o - CVE-2026-5155
Tenda CH22 Parameter AdvSetWan fromAdvSetWan stack-based ove
Same vendor: Tenda
- CVE-2026-8265
Tenda AC6 httpd getLogFile get_log_file os command injection - CVE-2026-8264
Tenda AC6 httpd WifiApScan formWifiApScan os command injecti - CVE-2026-8263
Tenda AC6 httpd WifiExtraSet fromSetWirelessRepeat os comman - CVE-2026-8259
Tenda AC6 httpd telnet os command injection - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
Same weakness: CWE-121
- CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2026-5604
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