CVE-2019-1970

MEDIUM

Cisco Firepower Threat Defense - Auth Bypass

Title source: llm
STIX 2.1

Description

A vulnerability in the Secure Sockets Layer (SSL)/Transport Layer Security (TLS) protocol inspection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass the configured file policies on an affected system. The vulnerability is due to errors when handling specific SSL/TLS messages. An attacker could exploit this vulnerability by sending crafted HTTP packets that would flow through an affected system. A successful exploit could allow the attacker to bypass the configured file policies and deliver a malicious payload to the protected network.

References (1)

Core 1
Core References

Scores

CVSS v3 5.8
EPSS 0.0149
EPSS Percentile 70.7%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-693
Status published
Products (3)
cisco/firepower_threat_defense < 6.4.1
cisco/secure_firewall_management_center 6.3.0
cisco/secure_firewall_management_center 6.4.0
Published Aug 08, 2019
Tracked Since Feb 18, 2026