CVE-2021-47709

Summary

COMMAX Smart Home System allows an unauthenticated attacker to change configuration and cause denial-of-service through the setconf endpoint. Attackers can trigger a denial-of-service scenario by sending a malformed request to the setconf endpoint.

Affected Software

Weaknesses

• CWE-306: CWE-306: Missing Authentication for Critical Function

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://www.exploit-db.com/exploits/50209
• https://www.commax.com
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5666.php
• https://www.vulncheck.com/advisories/commax-smart-home-ruvie-cctv-bridge-dvr-service-config-write-dos

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