SARA / Free Tools / CVE / CVE-2021-35394

CVE-2021-35394 — Realtek Jungle SDK Remote Code Execution Vulnerability

Realtek Jungle SDK version v2.x up to v3.4.14B provides a diagnostic tool called 'MP Daemon' that is usually compiled as 'UDPServer' binary. The binary is affected by multiple memory corruption vulnerabilities and an arbitrary command injection vulnerability t

CVSS
— —
EPSS
93.80% (top 0.10%)
CWE
—
Published
2021-08-16T11:07:38.000Z
Last modified
2025-10-21T23:25:37.658Z
CVSS vector
—
CISA KEV — Actively Exploited
Added to KEV
2021-12-10
BOD 22-01 due
2021-12-24
Ransomware use
Unknown
View KEV detail
CVE-2021-35394 on CISA KEV →

01What is this vulnerability?

Realtek Jungle SDK version v2.x up to v3.4.14B provides a diagnostic tool called 'MP Daemon' that is usually compiled as 'UDPServer' binary. The binary is affected by multiple memory corruption vulnerabilities and an arbitrary command injection vulnerability that can be exploited by remote unauthenticated attackers.

02Affected products

VendorProductVersions
na / n/an/a

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2021-12-10. Ransomware use: Unknown.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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