CVE-2023-20267

A vulnerability in the IP geolocation rules of Snort 3 could allow an unauthenticated, remote attacker to potentially bypass IP address restrictions. This vulnerability exists because the configuration for IP geolocation rules is not parsed properly. An attacker could exploit this vulnerability by spoofing an IP address until they bypass the restriction. A successful exploit could allow the attacker to bypass location-based IP address restrictions.

Score

CVSS 3.1 5.3 Medium

Status

Modified - psirt@cisco.com

Published

2023-11-01

Last modified

2024-11-21

Weaknesses

CWE-284

Affected products

• Cisco Firepower Threat Defense Software (Cisco)
• Secure Firewall Threat Defense (Cisco)

References

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftdsnort3sip-bypass-LMz2ThKn