HIGH

CVE-2021-35392

CVSS v3

7.5

HIGH

EPSS Score

71.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
8/16/2021

Frequently asked questions

What is CVE-2021-35392?

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.

Is CVE-2021-35392 actively exploited?

Active exploitation of CVE-2021-35392 has not been confirmed. The EPSS score is 71.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-35392?

CVE-2021-35392 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2021-35392 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.