cbcvebase.
CVE-2021-1494
published 2024-11-15

CVE-2021-1494: Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a…

medium5.8CVSS 3.1
AVNACLPRNUINSCCNILAN
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.

Affected

32 ranges· showing 25
VendorProductVersion rangeFixed in
ciscocisco_firepower_threat_defense_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software
ciscocisco_utd_snort_ips_engine_software

CVSS provenance

nvdv3.15.8MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
osv5.8MEDIUM