SB2018030917 - Denial of service in Cisco 550X Series Stackable Managed Switches
Published: March 9, 2018
Security Bulletin ID
SB2018030917
Severity
Low
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) Improper input validation (CVE-ID: CVE-2018-0209)
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.The weakness exists in the Simple Network Management Protocol (SNMP) subsystem communication channel due to lack of proper input throttling of ingress SNMP traffic over an internal interface. A remote attacker can send a specially crafted heavy stream of SNMP traffic and cause the device to reload.
Remediation
Install update from vendor's website.