SB2022092914 - Denial of service in Cisco IOS and IOS XE Software
Published: September 29, 2022
Security Bulletin ID
SB2022092914
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) Improper Handling of Exceptional Conditions (CVE-ID: CVE-2022-20920)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper handling of resources during an exceptional situation in the SSH implementation. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.