5.8
CVSSv3

CVE-2020-3299

Published: 21/10/2020 Updated: 22/05/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 5.8 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Vulnerability Summary

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote malicious user to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the malicious user to bypass a configured File Policy for HTTP packets and deliver a malicious payload.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

cisco firepower threat defense

snort snort

Vendor Advisories

Multiple security vulnerabilities were discovered in snort, a flexible Network Intrusion Detection System, which could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition or bypass filtering technology on an affected device and ex-filtrate data from a compromised host For the stable distribution (bullseye), these ...
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 detection of modified HTTP packets used in chunked responses An attacker could exploit this vulnerability by sending crafted HT ...