Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Firepower Threat Defense | < 6.4.0.17 |
| Snort | Snort | 2.0 |
| Cisco | Cyber Vision | < 4.1.3 |
| Cisco | Unified Threat Defense | >= 17.3, < 17.3.8 |
| Cisco | Meraki Mx Security Appliance Firmware | - |
Related Weaknesses (CWE)
References
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ciVendor Advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ciVendor Advisory
FAQ
What is CVE-2023-20071?
CVE-2023-20071 is a vulnerability with a CVSS score of 5.8 (MEDIUM). 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...
How severe is CVE-2023-20071?
CVE-2023-20071 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-20071?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Firepower Threat Defense, Snort Snort, Cisco Cyber Vision, Cisco Unified Threat Defense, Cisco Meraki Mx Security Appliance Firmware.