{"id":"CVE-2021-35393","state":"PUBLISHED","title":"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 a","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 stack buffer overflow vulnerability that is present due to unsafe parsing of the UPnP SUBSCRIBE/UNSUBSCRIBE Callback header. Successful exploitation of this vulnerability allows remote unauthenticated attackers to gain arbitrary code execution on the affected device.","publishedAt":"2021-08-16T11:07:46.000Z","updatedAt":"2024-08-04T00:33:51.312Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en","https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf","https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:41.709Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/35xxx/CVE-2021-35393.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-35393","state":"PUBLISHED","datePublished":"2021-08-16T11:07:46.000Z","dateUpdated":"2024-08-04T00:33:51.312Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-06-23T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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 stack buffer overflow vulnerability that is present due to unsafe parsing of the UPnP SUBSCRIBE/UNSUBSCRIBE Callback header. Successful exploitation of this vulnerability allows remote unauthenticated attackers to gain arbitrary code execution on the affected device."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en","tags":["x_refsource_MISC"]},{"url":"https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf","tags":["x_refsource_MISC"]},{"url":"https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2021-08-16T11:07:46.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-35393","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"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 stack buffer overflow vulnerability that is present due to unsafe parsing of the UPnP SUBSCRIBE/UNSUBSCRIBE Callback header. Successful exploitation of this vulnerability allows remote unauthenticated attackers to gain arbitrary code execution on the affected device."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en","refsource":"MISC","url":"https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en"},{"name":"https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf","refsource":"MISC","url":"https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf"},{"name":"https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain","refsource":"MISC","url":"https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T00:33:51.312Z"}}]}}}