CVE-2021-20143

Published at:
2021-12-09T16:15:08.027

Global infos:

An unauthenticated command injection vulnerability exists in the parameters of operation 48 in the controller_server service on Gryphon Tower routers. An unauthenticated remote attacker on the same network can execute commands as root on the device by sending a specially crafted malicious packet to the controller_server service on port 9999.

CVE Status: Modified

References:

  • [email protected]
  • af854a3a-2127-422b-91ae-364da2661108
  • Metrics:

    AttributeValue
    Attack ComplexityLOW
    Attack VectorADJACENT_NETWORK
    Availability ImpactHIGH
    Base Score8.8
    Base SeverityHIGH
    Confidentiality ImpactHIGH
    Integrity ImpactHIGH
    Privileges RequiredNONE
    ScopeUNCHANGED
    User InteractionNONE
    Vector StringCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Exploitability Score2.8
    Impact Score5.9
    Source[email protected]
    TypePrimary

    Links:

    Exploit-db
    Github