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Vulnerability record · CVE-2023-38939 · published 7 August 2023

CVE-2023-38939: Tenda f1202 firmware out-of-bounds write vulnerability

Tenda · F1202 Firmware

Tenda F1202 V1.2.0.9 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the mit_ssid parameter in the formWrlsafeset function.

9.8 CVSS 3.1 Critical EPSS 0.84% · top 43.9% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
0.84%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Tenda F1202 V1.2.0.9 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the mit_ssid parameter in the formWrlsafeset function.

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/FirmRec/IoT-Vulns/tree/main/tenda/formWrlsafeset ExploitThird Party Advisory
https://github.com/FirmRec/IoT-Vulns/tree/main/tenda/formWrlsafeset ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2024-30635Tenda f1202 firmware classic buffer overflow vulnerabilityTenda F1202 v1.2.0.20(408) has a stack overflow vulnerability located in the funcpara1 parameter in the formSetCfm function.EPSS 0.81%9.8CVE-2024-30584Tenda fh1202 firmware classic buffer overflow vulnerabilityTenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the security parameter of the formWifiBasicSet function.EPSS 0.85%9.8CVE-2024-30587Tenda fh1202 firmware out-of-bounds read vulnerabilityTenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the urls parameter of the saveParentControlInfo function.EPSS 0.81%9.8CVE-2024-30589Tenda fh1202 firmware stack-based buffer overflow vulnerabilityTenda FH1202 v1.2.0.14(408) firmware has a stack overflow vulnerability in the entrys parameter of the fromAddressNat function.EPSS 0.73%9.8CVE-2024-30596Tenda fh1202 firmware out-of-bounds read vulnerabilityTenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the deviceId parameter of the formSetDeviceName function.EPSS 0.85%9.8CVE-2024-30593Tenda fh1202 firmware classic buffer overflow vulnerabilityTenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability located in the deviceName parameter of the formSetDeviceName function.EPSS 0.81%9.8CVE-2024-30595Tenda fh1202 firmware stack-based buffer overflow vulnerabilityTenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the deviceId parameter of the addWifiMacFilter function.EPSS 0.81%9.8CVE-2023-38932Tenda f1202 firmware out-of-bounds write vulnerabilityTenda F1202 V1.2.0.9, PA202 V1.1.2.5, PW201A V1.1.2.5 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the page parameter in the S…EPSS 0.96%

Source: NIST National Vulnerability Database (record CVE-2023-38939), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.