CVE-2024-20342
Cisco Firepower Threat Defense Software Rate Filter Bypass Vulnerability
Description
Multiple Cisco products are affected by a vulnerability in the rate filtering feature of the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured rate limiting filter. This vulnerability is due to an incorrect connection count comparison. An attacker could exploit this vulnerability by sending traffic through an affected device at a rate that exceeds a configured rate filter. A successful exploit could allow the attacker to successfully bypass the rate filter. This could allow unintended traffic to enter the network protected by the affected device.
Weakness: CWE-1025
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Firepower Threat Defense (FTD) Check your version | Firewall / NGFW | cna-assigner |
Vendor-reported products (2)
- Cisco · Cisco Firepower Threat Defense Software
- cisco · firepower_threat_defense_software
Vendor advisory
cisco-sa-snort-rf-bypass-OY8f3pnM
Multiple Cisco Products Snort Rate Filter Bypass Vulnerability
Cisco’s rating: Medium (advisory CVSS 5.8) · Published Oct 23, 2024 · updated Jan 13, 2025 (revision 1.1)
Bug IDs: CSCwf52284 , CSCwf93293
The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from