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CVE-2025-15217— Tenda AC23 HTTP POST Request formSetPPTPUserList buffer overflow

Quick assessment

Affected
Tenda AC23
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda AC23是中国腾达（Tenda）公司的一款双频千兆无线路由器。 Tenda AC23 16.03.07.52版本存在安全漏洞，该漏洞源于对参数list的错误操作，可能导致缓冲区溢出。

CVSS 8.8 · High EPSS 0.66% · P49
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I. Basic Information for CVE-2025-15217

Vulnerability Information
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Vulnerability Title
Tenda AC23 HTTP POST Request formSetPPTPUserList buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in Tenda AC23 16.03.07.52. Affected is the function formSetPPTPUserList of the component HTTP POST Request Handler. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely.
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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC23 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC23是中国腾达（Tenda）公司的一款双频千兆无线路由器。 Tenda AC23 16.03.07.52版本存在安全漏洞，该漏洞源于对参数list的错误操作，可能导致缓冲区溢出。
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 AC23 16.03.07.52 cpe:2.3:o:tenda:ac23_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-15217

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III. Intelligence Information for CVE-2025-15217

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Vendor Advisories for CVE-2025-15217 (2)

Other References for CVE-2025-15217 (1)

Same Patch Batch · Tenda · 2025-12-30 · 15 CVEs total

CVE-2025-15255 9.8 CRITICAL Tenda W6-S R7websSsecurityHandler httpd stack-based overflow
CVE-2025-15215 8.8 HIGH Tenda AC10U HTTP POST Request setPptpUserList formSetPPTPUserList buffer overflow
CVE-2025-15216 8.8 HIGH Tenda AC23 SetIpMacBind fromSetIpMacBind stack-based overflow
CVE-2025-15218 8.8 HIGH Tenda AC10U POST Request Parameter AdvSetLanip fromadvsetlanip buffer overflow
CVE-2025-15230 8.8 HIGH Tenda M3 setVlanPolicyData formSetVlanPolicy heap-based overflow
CVE-2025-15231 8.8 HIGH Tenda M3 setVlanInfo formSetRemoteVlanInfo stack-based overflow
CVE-2025-15232 8.8 HIGH Tenda M3 setAdPushInfo formSetAdPushInfo stack-based overflow
CVE-2025-15233 8.8 HIGH Tenda M3 setAdInfoDetail formSetAdInfoDetails heap-based overflow
CVE-2025-15234 8.8 HIGH Tenda M3 setInternetLanInfo formSetRemoteInternetLanInfo heap-based overflow
CVE-2025-15252 8.8 HIGH Tenda M3 setDhcpAP formSetRemoteDhcpForAp stack-based overflow
CVE-2025-15253 8.8 HIGH Tenda M3 exeCommand stack-based overflow
CVE-2025-15356 8.8 HIGH Tenda AC20 PowerSaveSet sscanf buffer overflow
CVE-2025-15254 6.3 MEDIUM Tenda W6-S ATE Service ate TendaAte os command injection
CVE-2025-15229 5.3 MEDIUM Tenda CH22 DhcpListClient fromDhcpListClient denial of service

IV. Related Vulnerabilities

Same product: AC23
Same vendor: Tenda
Same weakness: CWE-120

V. Comments for CVE-2025-15217

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