CVE-2019-12627: Cisco Firepower Threat Defense Software Information Disclosure Vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-21 · updated 2026-08-11
Weakness: CWE-284

Description

A vulnerability in the application policy configuration of the Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to gain unauthorized read access to sensitive data. The vulnerability is due to insufficient application identification. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain unauthorized read access to sensitive data.

Affected products

Cisco Firepower Threat Defense Software: before 6.4.0.4 — fixed in 6.4.0.4

How to fix

Upgrade to a fixed version: Cisco Firepower Threat Defense Software 6.4.0.4. Check the vendor advisory for mitigations.

References

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