SB2020093092 - Denial of service in Cisco Catalyst 9200 Series Switches
Published: September 30, 2020
Security Bulletin ID
SB2020093092
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2020-3527)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the Polaris kernel. A remote attacker can send jumbo frames or frames larger than the configured MTU size to the management interface of this device and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.