CVE-2021-1494CWE-693

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a…

Medium · published November 15, 2024

CVSS v3.1
5.8
EPSS
1%
Percentile
65.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01101 · 65.4th percentile
Weakness
CWE-693 · Protection Mechanism Failure
Published
2024-11-15T16:21Z
EPSS history
Timeline
  • 15 NOV 16:21Z
    Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a…
    cvelistv5