What’s Vulnerable › Vulnerabilities

CVE-2024-4121: Tenda W15E formQOSRuleDel stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% 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 classified as critical has been found in Tenda W15E 15.11.0.14. Affected is the function formQOSRuleDel. The manipulation of the argument qosIndex leads to stack-based buffer overflow. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-261864. 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/formQOSRuleDel.md
• https://vuldb.com/?ctiid.261864
• https://vuldb.com/?id.261864
• https://vuldb.com/?submit.317826
• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W15Ev1.0/formQOSRuleDel.md
• https://vuldb.com/?ctiid.261864
• https://vuldb.com/?id.261864
• https://vuldb.com/?submit.317826

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