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Vulnerability record · CVE-2024-4164 · published 25 April 2024

CVE-2024-4164: Tenda g3 firmware stack-based buffer overflow vulnerability

Tenda · G3 Firmware

A vulnerability, which was classified as critical, has been found in Tenda G3 15.11.0.17(9502). This issue affects the function formModifyPppAuthWhiteMac of the file /goform/ModifyPppAuthWhiteMac. The manipulation of the argument pppoeServerWhiteMacIndex leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261983. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

9.8 CVSS 3.1 Critical EPSS 1.5% · top 27.5% CWE-121 · Stack-based buffer overflowCWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 9.0
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

A vulnerability, which was classified as critical, has been found in Tenda G3 15.11.0.17(9502). This issue affects the function formModifyPppAuthWhiteMac of the file /goform/ModifyPppAuthWhiteMac. The manipulation of the argument pppoeServerWhiteMacIndex leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261983. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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

Affected products

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

References

LinkTags
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/G3/G3V15/formModifyPppAuthWhiteMac.md Broken Link
https://vuldb.com/?ctiid.261983 Permissions RequiredVDB Entry
https://vuldb.com/?id.261983 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.318588 Third Party AdvisoryVDB Entry
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/G3/G3V15/formModifyPppAuthWhiteMac.md Broken Link
https://vuldb.com/?ctiid.261983 Permissions RequiredVDB Entry
https://vuldb.com/?id.261983 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.318588 Third Party AdvisoryVDB Entry

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Related vulnerabilities

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

9.8CVE-2024-4165Tenda g3 firmware stack-based buffer overflow vulnerabilityA vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.17(9502). Affected is the function modifyDhcpRule of the file /gofor…EPSS 1.5%9.8CVE-2022-36586Tenda g3 firmware classic buffer overflow vulnerabilityIn Tenda G3 US_G3V3.0br_V15.11.0.6(7663)_EN_TDE, there is a buffer overflow vulnerability caused by strcpy in function 0x869f4 in the httpd binary.EPSS 0.94%9.8CVE-2022-36585Tenda g3 firmware classic buffer overflow vulnerabilityIn Tenda G3 US_G3V3.0br_V15.11.0.6(7663)_EN_TDE, in httpd binary, the addDhcpRule function has a buffer overflow caused by sscanf.EPSS 0.94%9.8CVE-2022-36587Tenda g3 firmware classic buffer overflow vulnerabilityIn Tenda G3 US_G3V3.0br_V15.11.0.6(7663)_EN_TDE, there is a buffer overflow vulnerability caused by sprintf in function in the httpd binary.EPSS 0.94%9.8CVE-2022-36584Tenda g3 firmware classic buffer overflow vulnerabilityIn Tenda G3 US_G3V3.0br_V15.11.0.6(7663)_EN_TDE, the getsinglepppuser function has a buffer overflow caused by sscanf.EPSS 0.94%9.8CVE-2021-27706Tenda g1 firmware classic buffer overflow vulnerabilityBuffer Overflow in Tenda G1 and G3 routers with firmware version V15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted…EPSS 2.8%9.8CVE-2021-27707Tenda g1 firmware classic buffer overflow vulnerabilityBuffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/…EPSS 2.8%9.8CVE-2021-27705Tenda g1 firmware classic buffer overflow vulnerabilityBuffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/…EPSS 2.9%

Source: NIST National Vulnerability Database (record CVE-2024-4164), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.