How severe is CVE-2019-12627?

CVE-2019-12627 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-12627 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12627?

CVE-2019-12627 affects Cisco Secure Firewall Threat Defense. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-12627?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-12627 published?

CVE-2019-12627 was published on 2019-08-21 and last updated on 2026-08-11.

CVE-2019-12627

CVE-2019-12627 is a high-severity vulnerability in Cisco Secure Firewall Threat Defense with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Cisco Secure Firewall Threat Defense
Published: 2019-08-21
Last modified: 2026-08-11

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.

Frequently asked questions

What is CVE-2019-12627?: 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.
How severe is CVE-2019-12627?: CVE-2019-12627 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-12627 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12627?: CVE-2019-12627 affects Cisco Secure Firewall Threat Defense. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-12627?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-12627 published?: CVE-2019-12627 was published on 2019-08-21 and last updated on 2026-08-11.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-frpwr-td-info

Affected products (1)

cpe:2.3:a:cisco:secure_firewall_threat_defense:*:*:*:*:*:*:*:*

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