CVE-2023-20071
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.
Published:Nov 1, 2023
Last Modified:Aug 11, 2026
EPS:Nov 1, 2023
EPSS Score:0.00519
CVSS Score:5.8
Affected Products
Vendor
Product
Action
Vendor
Cisco
Product
Cyber Vision
Cisco
Cyber Vision
Vendor
Cisco
Product
Meraki Mx Security Appliance Firmware
Cisco
Meraki Mx Security Appliance Firmware
Vendor
Cisco
Product
Secure Firewall Threat Defense
Cisco
Secure Firewall Threat Defense
Vendor
Cisco
Product
Unified Threat Defense
Cisco
Unified Threat Defense
Vendor
Snort
Product
Snort
Snort
Snort
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
