CVE Vulnerabilities

CVE-2021-1494

Protection Mechanism Failure

Published: Nov 15, 2024 | Modified: Nov 18, 2024
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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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

NameVendorStart VersionEnd Version
SnortUbuntubionic*
SnortUbuntufocal*
SnortUbuntuimpish*
SnortUbuntukinetic*
SnortUbuntulunar*
SnortUbuntumantic*
SnortUbuntutrusty*
SnortUbuntutrusty/esm*
SnortUbuntuxenial*

References