{"id":"CVE-2021-35392","aliases":["EUVD-2021-22035","GHSA-93h2-q35g-wr7p"],"status":"published","title":"Realtek Jungle SDK version v2.x up to v3.4.14B provides a 'WiFi Simple Config' server that...","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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.82104,"percentile":0.99659,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-08-16T11:07:53Z","modified":"2026-06-17T03:57:28Z","products":[{"vendor":"realtek","product":"rtl819x_jungle_software_development_kit"}],"references":[{"url":"https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en","tags":["x_refsource_MISC","x_transferred","Broken Link","Patch","Vendor Advisory"]},{"url":"https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain","tags":["x_refsource_MISC","x_transferred","Broken Link","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-35392"},{"url":"https://github.com/advisories/GHSA-93h2-q35g-wr7p"}],"sources":{"cve":[{"id":"CVE-2021-35392","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.","status":"published","published":"2021-08-16T11:07:53Z","modified":"2024-08-04T00:33:51.341Z","updated_at":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2021-22035","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.","status":"published","published":"2021-08-16T11:07:53Z","modified":"2024-08-04T00:33:51Z","updated_at":"2026-11-03T03:24:30.441845Z"}],"ghsa":[{"id":"GHSA-93h2-q35g-wr7p","title":"Realtek Jungle SDK version v2.x up to v3.4.14B provides a 'WiFi Simple Config' server that...","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.","status":"published","published":"2022-05-24T19:11:17Z","modified":"2025-08-13T15:30:30Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:03:16.715076Z"}],"nvd":[{"id":"CVE-2021-35392","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.","status":"published","published":"2021-08-16T12:15:07.193Z","modified":"2026-06-17T03:57:28.953Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:56.943671Z"}]}}