SB2021050632 - Denial of service in Cisco Video Surveillance 8000 Series IP Cameras
Published: May 6, 2021
Security Bulletin ID
SB2021050632
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2021-1521)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the Cisco Discovery Protocol implementation. A remote attacker on the local network can trigger memory corruption and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.