Vulnerability Intelligence Report
CVE-2021-35393
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.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:70.33%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| realtek | rtl819x_jungle_software_development_kit | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
70.334%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2021-06-23T00:00:00 |
| Published | 2021-08-16T11:07:46 |
| Last Updated | 2024-08-04T00:33:51 |
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