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Cisco Small Business SPA3x/5x Series Denial of Service Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
A vulnerability in the HTTP framework of Cisco Small Business SPA300 Series IP Phones, Cisco Small Business SPA500 Series IP Phones, and Cisco SPA51x IP Phones could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
Insight
Insight
The vulnerability is due to incorrect handling of malformed HTTP traffic. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device.
Affected Software
Affected Software
SPA300 Series IP Phones, SPA500 Series IP Phones and SPA51x IP Phones.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Cisco has released software updates that address this vulnerability.