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HIGH · 7.5

CVE-2020-3147

A vulnerability in the web UI of Cisco Small Business Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is ...

Vulnerability Description

A vulnerability in the web UI of Cisco Small Business Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of requests sent to the web interface. An attacker could exploit this vulnerability by sending a malicious request to the web interface of an affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, resulting in a DoS condition. This vulnerability affects firmware releases prior than 1.3.7.18

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoSg200-50 Firmware< 1.3.7.18
CiscoSg200-50-
CiscoSg200-50P Firmware< 1.3.7.18
CiscoSg200-50P-
CiscoSg200-50Fp Firmware< 1.3.7.18
CiscoSg200-50Fp-
CiscoSg200-26 Firmware< 1.3.7.18
CiscoSg200-26-
CiscoSg200-26P Firmware< 1.3.7.18
CiscoSg200-26P-
CiscoSg200-26Fp Firmware< 1.3.7.18
CiscoSg200-26Fp-
CiscoSg200-18 Firmware< 1.3.7.18
CiscoSg200-18-
CiscoSg200-10Fp Firmware< 1.3.7.18
CiscoSg200-10Fp-
CiscoSg200-08 Firmware< 1.3.7.18
CiscoSg200-08-
CiscoSg200-08P Firmware< 1.3.7.18
CiscoSg200-08P-

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2020-3147?

CVE-2020-3147 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the web UI of Cisco Small Business Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is ...

How severe is CVE-2020-3147?

CVE-2020-3147 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3147?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Sg200-50 Firmware, Cisco Sg200-50, Cisco Sg200-50P Firmware, Cisco Sg200-50P, Cisco Sg200-50Fp Firmware.