CVE Vulnerabilities

CVE-2021-1223

Published: Jan 13, 2021 | Modified: May 22, 2023
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

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.

Affected Software

Name Vendor Start Version End Version
Firepower_management_center Cisco 2.9.14.0 2.9.14.0
Firepower_management_center Cisco 2.9.15 2.9.15
Firepower_management_center Cisco 2.9.16 2.9.16
Firepower_threat_defense Cisco * *

References