December 10, 2021 · Applied Cybernetics Group
CVE-2021-35394 — Realtek Jungle Software Development Kit (SDK)
Realtek Jungle SDK Remote Code Execution Vulnerability
- Added to KEV
2021-12-10- Federal due date
2021-12-24- Vendor
- Realtek
- Product
- Jungle Software Development Kit (SDK)
- EPSS
- 100.0th percentile (score 0.999, as of
2026-07-13) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- ATT&CK
- T1059 , T1071.001 , T1105 , T1190 , T1496 , T1499 , T1569.002 · signal rollup
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2021-35394
CISA short description
RealTek Jungle SDK contains multiple memory corruption vulnerabilities which can allow an attacker to perform remote code execution.
Required action
Apply updates per vendor instructions.