Vulnerability Bulletins

Multiple Cisco Products Snort SMB2 Detection Engine Policy Bypass and Denial of Service Vulnerabilities


System information

   
Affected software Cisco

Description

Multiple vulnerabilities in the Server Message Block Version 2 (SMB2) processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service (DoS) condition on an affected device. These vulnerabilities are due to improper management of system resources when the Snort detection engine is processing SMB2 traffic. An attacker could exploit these vulnerabilities by sending a high rate of

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-smb-3nfhJtr?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Multiple%20Cisco%20Products%20Snort%20SMB2%20Detection%20Engine%20Policy%20Bypass%20and%20Denial%20of%20Service%20Vulnerabilities&vs_k=1

Standar resources

Property Value
CVE CVE-2022-20922 and CVE-2022-20943.

Version history

Version Comments Date
1.0 Advisory issued 2022-12-20
Ministerio de Defensa
CNI
CCN
CCN-CERT