SB2023110228 - Denial of service in Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software
Published: November 2, 2023
Security Bulletin ID
SB2023110228
Severity
High
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-2023-20086)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper processing of ICMPv6 messages. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.