Memory Corruption and Command Injection Vulnerabilities in Realtek Jungle SDK
CVE-2021-35394

9.8CRITICAL

Key Information:

Vendor

Realtek

Status
Realtek Jungle Sdk
Vendor
CVE Published:
16 August 2021

Badges

👾 Exploit Exists🟣 EPSS 93%🦅 CISA Reported

What is CVE-2021-35394?

Realtek Jungle SDK versions ranging from v2.x up to v3.4.14B contain multiple memory corruption issues and an arbitrary command injection vulnerability in the 'MP Daemon' diagnostic tool, also known as the 'UDPServer' binary. This vulnerability permits remote unauthenticated attackers to exploit these flaws, potentially allowing for unauthorized command execution and system manipulation.

CISA has reported CVE-2021-35394

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2021-35394 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

References

https://www.securityfocus.com/archive/1/534765
x_refsource_MISC
https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en
x_refsource_MISC
https://www.realtek.com/images/safe-report/Realtek_APRout...
x_refsource_MISC

EPSS Score

93% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2021-35394 : Memory Corruption and Command Injection Vulnerabilities in Realtek Jungle SDK