Main Vulnerability Database Vulnerabilities #VU61942

Uncaught Exception in Cisco Systems, Inc products - CVE-2022-20675

Published: April 6, 2022

Vulnerability identifier: #VU61942

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-20675

CWE-ID: CWE-248

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect handling of connection requests sent to port 199/tcp. A remote non-authenticated attacker can connect to port 199/tcp and crash the SNMP service.

Affected software

Cisco Web Security Appliance
Cisco Email Security Appliance
Cisco Secure Email and Web Manager

How to mitigate CVE-2022-20675

Install updates from vendor's website.

Cisco Web Security Appliance - update to 14.0.2-012
Cisco Secure Email and Web Manager - update to 14.1.0-239
Cisco Email Security Appliance - update to 14.02.0-020

External References

Related Security Bulletins