CVE-2020-3147: high-severity vulnerability in Cisco Small Business 300 Series Managed Switches
Cisco Small Business Switches Denial of Service Vulnerability
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.6epss 2.3%
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:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Affected products
Cisco · Cisco Small Business 300 Series Managed SwitchesRelated CVEs — Cisco Small Business 300 Series Managed Switches
In the same product, most dangerous first.
CVE-2018-15439CRITICALCisco Small Business Switches Privileged Access VulnerabilityEPSS 49.7%CVE-2019-1943MEDIUMCisco Small Business Series Switches Open Redirect VulnerabilityEPSS 9.7%CVE-2019-1814MEDIUMCisco Small Business 300 Series Managed Switches DHCP Denial of Service VulnerabilityEPSS 2.1%CVE-2019-1891HIGHCisco Small Business Series Switches HTTP Denial of Service VulnerabilityEPSS 1.8%CVE-2019-1892HIGHCisco Small Business Series Switches Memory Corruption VulnerabilityEPSS 1.8%CVE-2018-0465—Cisco Small Business 300 Series Managed Switches Cross-Site Scripting VulnerabilityEPSS 0.8%