Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. The vulnerability is due to incorrect handling of an HTTP range header. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass configured file policy for HTTP packets and deliver a malicious payload.
History

Tue, 24 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00512}

epss

{'score': 0.00561}


Tue, 26 Nov 2024 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Cisco secure Firewall Management Center
CPEs cpe:2.3:a:cisco:firepower_management_center:2.9.14.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.15:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.16:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:2.9.14.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:2.9.15:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_firewall_management_center:2.9.16:*:*:*:*:*:*:*
Vendors & Products Cisco firepower Management Center
Cisco secure Firewall Management Center

cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2021-01-13T21:16:48.777Z

Updated: 2024-11-12T20:48:44.825Z

Reserved: 2020-11-13T00:00:00.000Z

Link: CVE-2021-1223

cve-icon Vulnrichment

Updated: 2024-08-03T16:02:56.174Z

cve-icon NVD

Status : Modified

Published: 2021-01-13T22:15:20.317

Modified: 2024-11-26T16:09:02.407

Link: CVE-2021-1223

cve-icon Redhat

No data.