SB2017032202 - Denial of service in Cisco IOS/IOS XE
Published: March 22, 2017 Updated: March 22, 2017
Security Bulletin ID
SB2017032202
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) Denial of service (CVE-ID: CVE-2017-3850)
The vulnerability allows a remote attacker to cause DoS conditions.The vulnerability exists in Autonomic Networking Infrastructure (ANI) registrar feature due to incomplete input validation . An attacker can send a specially crafted IPv6 packet and cause the affected device to reload.
Successful exploitation of the vulnerability results in denial of service on the vulnerable device.
Remediation
Install update from vendor's website.