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Vulnerability record · CVE-2022-40865 · published 23 September 2022

CVE-2022-40865: Tendacn ac15 firmware out-of-bounds write vulnerability

Tendacn · Ac15 Firmware

Tenda AC15 and AC18 routers V15.03.05.19 contain heap overflow vulnerabilities in the function setSchedWifi with the request /goform/openSchedWifi/

9.8 CVSS 3.1 Critical EPSS 1.4% · top 28.0% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

Tenda AC15 and AC18 routers V15.03.05.19 contain heap overflow vulnerabilities in the function setSchedWifi with the request /goform/openSchedWifi/

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC15/setSchedWifi.md ExploitThird Party Advisory
https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC18/setSchedWifi.md ExploitThird Party Advisory
https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC15/setSchedWifi.md ExploitThird Party Advisory
https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC18/setSchedWifi.md ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-33180Tendacn ac18 firmware out-of-bounds write vulnerabilityTenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId parameter at ip/goform/saveParentCon…EPSS 0.63%9.8CVE-2024-33182Tendacn ac18 firmware out-of-bounds write vulnerabilityTenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId parameter at ip/goform/addWifiMacFil…EPSS 0.61%9.8CVE-2022-40853Tendacn ac15 firmware out-of-bounds write vulnerabilityTenda AC15 router V15.03.05.19 contains a stack overflow via the list parameter at /goform/fast_setting_wifi_setEPSS 1.1%9.8CVE-2022-40860Tendacn ac15 firmware out-of-bounds write vulnerabilityTenda AC15 router V15.03.05.19 contains a stack overflow vulnerability in the function formSetQosBand->FUN_0007dd20 with request /goform/SetNetContro…EPSS 1.1%9.8CVE-2022-40862Tendacn ac15 firmware out-of-bounds write vulnerabilityTenda AC15 and AC18 router V15.03.05.19 contains stack overflow vulnerability in the function fromNatStaticSetting with the request /goform/NatStatic…EPSS 1.4%9.8CVE-2022-40864Tendacn ac15 firmware out-of-bounds write vulnerabilityTenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/Powe…EPSS 1.6%9.8CVE-2022-40869Tendacn ac15 firmware out-of-bounds write vulnerabilityTenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function fromDhcpListClient with a combined parameter "list*" …EPSS 1.4%9.8CVE-2022-38325Tendacn ac15 firmware classic buffer overflow vulnerabilityTenda AC15 WiFi Router V15.03.05.19_multi and AC18 WiFi Router V15.03.05.19_multi were discovered to contain a buffer overflow via the filePath param…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2022-40865), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.