VULNERABILITY INTELLIGENCE

CVE-2021-35392

CVSS score7.5 HIGH

EPSS probability82.10%

CISA KEVNot currently listed

Published2021-08-16

Last modified2026-06-17

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

Description

Realtek Jungle SDK version v2.x up to v3.4.14B provides a 'WiFi Simple Config' server that implements both UPnP and SSDP protocols. The binary is usually named wscd or mini_upnpd and is the successor to miniigd. The server is vulnerable to a heap buffer overflow that is present due to unsafe crafting of SSDP NOTIFY messages from received M-SEARCH messages ST header.

Weakness classification

nvd@nist.gov: CWE-787

Primary references

cve@mitre.org — Broken Link, Exploit, Third Party Advisory
cve@mitre.org — Broken Link, Patch, Vendor Advisory
cve@mitre.org — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory