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Vulnerability record · CVE-2025-5527 · published 3 June 2025

CVE-2025-5527: Tenda rx3 firmware memory buffer overflow vulnerability

Tenda · Rx3 Firmware

A vulnerability was found in Tenda RX3 16.03.13.11_multi_TDE01. It has been rated as critical. This issue affects the function save_staticroute_data of the file /goform/SetStaticRouteCfg. The manipulation of the argument list leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

8.7 CVSS 4.0 High EPSS 12% · top 4.0% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow
8.7CVSS 4.0 base score, v2 9.0
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in Tenda RX3 16.03.13.11_multi_TDE01. It has been rated as critical. This issue affects the function save_staticroute_data of the file /goform/SetStaticRouteCfg. The manipulation of the argument list leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

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

References

LinkTags
https://github.com/alc9700jmo/CVE/issues/13 ExploitIssue Tracking
https://vuldb.com/?ctiid.310967 Permissions RequiredVDB Entry
https://vuldb.com/?id.310967 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.586781 Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/ Product
https://github.com/alc9700jmo/CVE/issues/13 ExploitIssue Tracking

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Related vulnerabilities

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

9.8CVE-2025-44899Tenda rx3 firmware stack-based buffer overflow vulnerabilityThere is a stack overflow vulnerability in Tenda RX3 V1.0br_V16.03.13.11 In the fromSetWifiGusetBasic function of the web url /goform/ WifiGuestSet, …EPSS 0.44%8.7CVE-2025-3259Tenda rx3 firmware memory buffer overflow vulnerabilityA vulnerability, which was classified as critical, has been found in Tenda RX3 16.03.13.11. This issue affects the function formSetDeviceName of the …EPSS 1.1%7.5CVE-2025-29363Tenda rx3 firmware classic buffer overflow vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to buffer overflow via the schedStartTime and schedEndTime parameters at /goform/savePa…EPSS 0.51%7.5CVE-2025-29357Tenda rx3 firmware improper resource shutdown vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to Buffer Overflow via the startIp and endIp parameters at /goform/SetPptpServerCfg. Th…EPSS 0.51%7.5CVE-2025-29358Tenda rx3 firmware classic buffer overflow vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to Buffer Overflow via the firewallEn parameter at /goform/SetFirewallCfg. This vulnera…EPSS 0.81%7.5CVE-2025-29359Tenda rx3 firmware classic buffer overflow vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to Buffer Overflow via the deviceId parameter at /goform/saveParentControlInfo. This vu…EPSS 0.51%7.5CVE-2025-29360Tenda rx3 firmware classic buffer overflow vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to Buffer Overflow via the time and timeZone parameters at /goform/SetSysTimeCfg. This …EPSS 0.51%7.5CVE-2025-29361Tenda rx3 firmware classic buffer overflow vulnerabilityTenda RX3 US_RX3V1.0br_V16.03.13.11_multi_TDE01 is vulnerable to Buffer Overflow via the list parameter at /goform/SetVirtualServerCfg. This vulnerab…EPSS 0.81%

Source: NIST National Vulnerability Database (record CVE-2025-5527), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.