What’s Vulnerable › Vulnerabilities

CVE-2024-4127: Tenda W15E guestWifiRuleRefresh stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-04-24 · updated 2026-06-17
• Weakness: CWE-121

Description

A vulnerability was found in Tenda W15E 15.11.0.14. It has been classified as critical. Affected is the function guestWifiRuleRefresh. The manipulation of the argument qosGuestDownstream leads to stack-based buffer overflow. It is possible to launch the attack remotely. VDB-261870 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Tenda W15E: 15.11.0.14

References

• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W15Ev1.0/guestWifiRuleRefresh.md
• https://vuldb.com/?ctiid.261870
• https://vuldb.com/?id.261870
• https://vuldb.com/?submit.317832
• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W15Ev1.0/guestWifiRuleRefresh.md
• https://vuldb.com/?ctiid.261870
• https://vuldb.com/?id.261870
• https://vuldb.com/?submit.317832

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