Vulnerabilities > CVE-2023-20071 - Unspecified vulnerability in Cisco products

CVSS 5.8 - MEDIUM

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

LOW

Availability impact

NONE

network

low complexity

cisco

NVD

Published: 2023-11-01

Updated: 2024-01-25

Summary

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a flaw in the FTP module of the Snort detection engine. An attacker could exploit this vulnerability by sending crafted FTP traffic through an affected device. A successful exploit could allow the attacker to bypass FTP inspection and deliver a malicious payload.

Vulnerable Configurations

Part	Description	Count
Application	Cisco Cisco Firepower Threat Defense - Cisco Firepower Threat Defense 5.3.0 Cisco Firepower Threat Defense 5.4.0 Cisco Firepower Threat Defense 6.0 Cisco Firepower Threat Defense 6.0.0 Cisco Firepower Threat Defense 6.0.0.1 Cisco Firepower Threat Defense 6.0.1 Cisco Firepower Threat Defense 6.0.1.1 Cisco Firepower Threat Defense 6.0.1.2 Cisco Firepower Threat Defense 6.0.1.3 Cisco Firepower Threat Defense 6.0.1.4 Cisco Firepower Threat Defense 6.1.0 Cisco Firepower Threat Defense 6.1.0.1 Cisco Firepower Threat Defense 6.1.0.2 Cisco Firepower Threat Defense 6.1.0.3 Cisco Firepower Threat Defense 6.1.0.4 Cisco Firepower Threat Defense 6.1.0.5 Cisco Firepower Threat Defense 6.1.0.6 Cisco Firepower Threat Defense 6.1.0.7 Cisco Firepower Threat Defense 6.2.0 Cisco Firepower Threat Defense 6.2.0.1 Cisco Firepower Threat Defense 6.2.0.2 Cisco Firepower Threat Defense 6.2.0.3 Cisco Firepower Threat Defense 6.2.0.4 Cisco Firepower Threat Defense 6.2.0.5 Cisco Firepower Threat Defense 6.2.0.6 Cisco Firepower Threat Defense 6.2.1 Cisco Firepower Threat Defense 6.2.2 Cisco Firepower Threat Defense 6.2.2.1 Cisco Firepower Threat Defense 6.2.2.2 Cisco Firepower Threat Defense 6.2.2.3 Cisco Firepower Threat Defense 6.2.2.4 Cisco Firepower Threat Defense 6.2.2.5 Cisco Firepower Threat Defense 6.2.3 Cisco Firepower Threat Defense 6.2.3.0 Cisco Firepower Threat Defense 6.2.3.1 Cisco Firepower Threat Defense 6.2.3.2 Cisco Firepower Threat Defense 6.2.3.3 Cisco Firepower Threat Defense 6.2.3.4 Cisco Firepower Threat Defense 6.2.3.5 Cisco Firepower Threat Defense 6.2.3.6 Cisco Firepower Threat Defense 6.2.3.7 Cisco Firepower Threat Defense 6.2.3.8 Cisco Firepower Threat Defense 6.2.3.9 Cisco Firepower Threat Defense 6.2.3.10 Cisco Firepower Threat Defense 6.2.3.11 Cisco Firepower Threat Defense 6.2.3.12 Cisco Firepower Threat Defense 6.2.3.13 Cisco Firepower Threat Defense 6.2.3.14 Cisco Firepower Threat Defense 6.2.3.15 Cisco Firepower Threat Defense 6.2.3.16 Cisco Firepower Threat Defense 6.2.3.17 Cisco Firepower Threat Defense 6.2.3.18 Cisco Firepower Threat Defense 6.3.0 Cisco Firepower Threat Defense 6.3.0.1 Cisco Firepower Threat Defense 6.3.0.2 Cisco Firepower Threat Defense 6.3.0.3 Cisco Firepower Threat Defense 6.3.0.4 Cisco Firepower Threat Defense 6.3.0.5 Cisco Firepower Threat Defense 6.3.0.6 Cisco Firepower Threat Defense 6.4.0 Cisco Firepower Threat Defense 6.4.0.1 Cisco Firepower Threat Defense 6.4.0.2 Cisco Firepower Threat Defense 6.4.0.3 Cisco Firepower Threat Defense 6.4.0.4 Cisco Firepower Threat Defense 6.4.0.5 Cisco Firepower Threat Defense 6.4.0.6 Cisco Firepower Threat Defense 6.4.0.7 Cisco Firepower Threat Defense 6.4.0.8 Cisco Firepower Threat Defense 6.4.0.9 Cisco Firepower Threat Defense 6.4.0.10 Cisco Firepower Threat Defense 6.4.0.11 Cisco Firepower Threat Defense 6.4.0.12 Cisco Firepower Threat Defense 6.4.0.13 Cisco Firepower Threat Defense 6.4.0.14 Cisco Firepower Threat Defense 6.4.0.15 Cisco Firepower Threat Defense 6.4.0.16 Cisco Firepower Threat Defense 6.5.0 Cisco Firepower Threat Defense 6.5.0.1 Cisco Firepower Threat Defense 6.5.0.2 Cisco Firepower Threat Defense 6.5.0.3 Cisco Firepower Threat Defense 6.5.0.4 Cisco Firepower Threat Defense 6.5.0.5 Cisco Firepower Threat Defense 6.6.0 Cisco Firepower Threat Defense 6.6.0.1 Cisco Firepower Threat Defense 6.6.1 Cisco Firepower Threat Defense 6.6.3 Cisco Firepower Threat Defense 6.6.4 Cisco Firepower Threat Defense 6.6.5 Cisco Firepower Threat Defense 6.6.5.1 Cisco Firepower Threat Defense 6.6.5.2 Cisco Firepower Threat Defense 6.6.7 Cisco Firepower Threat Defense 6.6.7.1 Cisco Firepower Threat Defense 6.7.0 Cisco Firepower Threat Defense 6.7.0.1 Cisco Firepower Threat Defense 6.7.0.2 Cisco Firepower Threat Defense 6.7.0.3 Cisco Firepower Threat Defense 7.0.0 Cisco Firepower Threat Defense 7.0.0.1 Cisco Firepower Threat Defense 7.0.1 Cisco Firepower Threat Defense 7.0.1.1 Cisco Firepower Threat Defense 7.0.2 Cisco Firepower Threat Defense 7.0.2.1 Cisco Firepower Threat Defense 7.0.3 Cisco Firepower Threat Defense 7.0.4 Cisco Firepower Threat Defense 7.0.5 Cisco Firepower Threat Defense 7.1.0 Cisco Firepower Threat Defense 7.1.0.0 Cisco Firepower Threat Defense 7.1.0.1 Cisco Firepower Threat Defense 7.1.0.2 Cisco Firepower Threat Defense 7.1.0.3 Cisco Firepower Threat Defense 7.2.0 Cisco Firepower Threat Defense 7.2.0.0 Cisco Firepower Threat Defense 7.2.0.1 Cisco Firepower Threat Defense 7.2.1 Cisco Firepower Threat Defense 7.2.2 Cisco Firepower Threat Defense 7.2.3 Cisco Firepower Threat Defense 7.3.0 Cisco Firepower Threat Defense 7.3.1 Cisco Firepower Threat Defense 7.3.1.1 Cisco Cyber Vision 3.0.0 Cisco Cyber Vision 3.0.1 Cisco Cyber Vision 3.0.2 Cisco Cyber Vision 3.0.3 Cisco Cyber Vision 3.0.5 Cisco Cyber Vision 3.0.6 Cisco Cyber Vision 3.1.0 Cisco Cyber Vision 3.1.1 Cisco Cyber Vision 3.1.2 Cisco Cyber Vision 3.2.0 Cisco Cyber Vision 3.2.1 Cisco Cyber Vision 3.2.2 Cisco Cyber Vision 3.2.3 Cisco Cyber Vision 3.2.4 Cisco Cyber Vision 4.0.0 Cisco Cyber Vision 4.0.1 Cisco Cyber Vision 4.0.2 Cisco Cyber Vision 4.0.3 Cisco Cyber Vision 4.1.0 Cisco Cyber Vision 4.1.1 Cisco Unified Threat Defense 17.12 Cisco Unified Threat Defense 17.11 Cisco Unified Threat Defense 17.9 Cisco Unified Threat Defense 17.6 Cisco Unified Threat Defense 17.3 Cisco Unified Threat Defense 17.3.4A	146
Application	Snort Snort Snort 2.0 Snort Snort *	2
OS	Cisco Cisco Meraki MX Security Appliance Firmware -	1

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-ftd-zXYtnjOM