CVE-2024-2486— Tenda AC18 QuickIndex formQuickIndex stack-based overflow
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I. Basic Information for CVE-2024-2486
Vulnerability Information
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Vulnerability Title
Tenda AC18 QuickIndex formQuickIndex stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in Tenda AC18 15.03.05.05. It has been classified as critical. This affects the function formQuickIndex of the file /goform/QuickIndex. The manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-256893 was assigned to this vulnerability.
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 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 /goform/QuickIndex 文件的 formQuickIndex 功能的 PPPOEPassword 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
II. Public POCs for CVE-2024-2486
| # | POC Description | Source Link | Shenlong Link |
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Same Patch Batch · Tenda · 2024-03-15 · 6 CVEs total
| CVE-2024-2485 | 8.8 HIGH | Tenda AC18 SetSpeedWan formSetSpeedWan stack-based overflow |
| CVE-2024-2487 | 8.8 HIGH | Tenda AC18 SetOnlineDevName formSetDeviceName stack-based overflow |
| CVE-2024-2488 | 8.8 HIGH | Tenda AC18 SetPptpServerCfg formSetPPTPServer stack-based overflow |
| CVE-2024-2489 | 8.8 HIGH | Tenda AC18 SetNetControlList formSetQosBand stack-based overflow |
| CVE-2024-2490 | 8.8 HIGH | Tenda AC18 openSchedWifi setSchedWifi stack-based overflow |
IV. Related Vulnerabilities
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Tenda AC18 WifiMacFilterSet stack-based overflow
Same vendor: Tenda
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Same weakness: CWE-121
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Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
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PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
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V. Comments for CVE-2024-2486
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