EUVD-2026-14349
GHSA-xhj3-xwvq-rwxj
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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:X/V:X/RE:X/U:X
Lifecycle Timeline
4Description
A vulnerability has been found in Tenda A15 15.13.07.13. The impacted element is the function UploadCfg of the file /cgi-bin/UploadCfg. The manipulation of the argument File leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Analysis
Stack-based buffer overflow in Tenda A15 router firmware version 15.13.07.13 allows unauthenticated remote attackers to achieve complete system compromise through a malicious file upload to the UploadCfg function. Public exploit code exists for this vulnerability, and no patch is currently available. …
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Remediation
Within 24 hours: Inventory all Tenda A15 routers in your environment and identify those running firmware 15.13.07.13; disable internet-facing access to the /cgi-bin/UploadCfg endpoint immediately via firewall rules; alert relevant stakeholders. Within 7 days: Implement network segmentation to isolate affected routers; deploy WAF rules to block requests to vulnerable endpoints; establish 24/7 monitoring for exploitation attempts. …
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External POC / Exploit Code
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