CVE Vulnerabilities

CVE-2021-1494

Protection Mechanism Failure

Published: Nov 15, 2024 | Modified: Nov 15, 2024
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

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 specific HTTP header parameters. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured file policy for HTTP packets and deliver a malicious payload.

Weakness

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Affected Software

Name Vendor Start Version End Version
Snort Ubuntu bionic *
Snort Ubuntu impish *
Snort Ubuntu kinetic *
Snort Ubuntu lunar *
Snort Ubuntu mantic *
Snort Ubuntu trusty *
Snort Ubuntu xenial *

References