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Multiple Cisco Security Products Simple Network Management Protocol Service Denial of Service Vulnerability

<p>A vulnerability in the TCP/IP stack of Cisco&nbsp;Email Security Appliance (ESA), Cisco&nbsp;Web Security Appliance (WSA), and Cisco&nbsp;Secure Email and Web Manager, formerly Security Management Appliance, could allow an unauthenticated, remote attacker to crash the Simple Network Management Protocol (SNMP) service, resulting in a denial of service (DoS) condition.</p>
<p>This vulnerability is due to an open port listener on TCP port 199. An attacker could exploit this vulnerability by connecting to TCP port 199. A successful exploit could allow the attacker to crash the SNMP service, resulting in a DoS condition.</p>
<p>Cisco&nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.</p>
<p>This advisory is available at the following link:<br><a href="https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ESA-SNMP-JLAJksWK" target="_blank">https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ESA-SNMP-JLAJksWK</a></p>
<p><strong>Attention</strong>: Simplifying the Cisco&nbsp;portfolio includes the renaming of security products under one brand: Cisco&nbsp;Secure. For more information, see <a href="https://www.cisco.com/c/en/us/products/security/secure-names.html">Meet Cisco&nbsp;Secure</a>.</p>

     
         
Security Impact Rating:  Medium
   
   
       
CVE: CVE-2022-20675
Source: Multiple Cisco Security Products Simple Network Management Protocol Service Denial of Service Vulnerability (https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ESA-SNMP-JLAJksWK?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Multiple%20Cisco%20Security%20Products%20Simple%20Network%20Management%20Protocol%20Service%20Denial%20of%20Service%20Vulnerability&vs_k=1)