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CVE-2024-2546— Tenda AC18 fromSetWirelessRepeat stack-based overflow

Quick assessment

Affected
Tenda AC18
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda AC18是中国腾达（Tenda）公司的一款路由器。 Tenda AC18 V15.03.05.05 版本存在安全漏洞，该漏洞源于 fromSetWirelessRepeat 函数的 wpapsk_crypto5g 参数存在基于堆栈的缓冲区溢出。

CVSS 8.8 · High EPSS 0.99% · P61

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-2546

Vulnerability Information
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Vulnerability Title
Tenda AC18 fromSetWirelessRepeat stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in Tenda AC18 15.13.07.09 and classified as critical. Affected by this vulnerability is the function fromSetWirelessRepeat. The manipulation of the argument wpapsk_crypto5g leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-256999. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC18 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC18是中国腾达（Tenda）公司的一款路由器。 Tenda AC18 V15.03.05.05 版本存在安全漏洞，该漏洞源于 fromSetWirelessRepeat 函数的 wpapsk_crypto5g 参数存在基于堆栈的缓冲区溢出。
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

Vendor Product Affected Versions CPE Subscribe
Tenda AC18 15.13.07.09 -

II. Public POCs for CVE-2024-2546

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 8903 chars
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Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2024-2546

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Vendor Advisories for CVE-2024-2546 (2)

Other References for CVE-2024-2546 (1)

Same Patch Batch · Tenda · 2024-03-17 · 5 CVEs total

CVE-2024-2558 8.8 HIGH Tenda AC18 execCommand formexeCommand stack-based overflow
CVE-2024-2547 8.8 HIGH Tenda AC18 R7WebsSecurityHandler stack-based overflow
CVE-2024-2560 4.3 MEDIUM Tenda AC18 SysToolRestoreSet fromSysToolRestoreSet cross-site request forgery
CVE-2024-2559 4.3 MEDIUM Tenda AC18 SysToolReboot fromSysToolReboot cross-site request forgery

IV. Related Vulnerabilities

Same product: AC18
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2024-2546

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