ReviewHigh

CVE-2019-1696

Cisco Cisco Firepower Threat Defense Software, secure firewall management center, secure firewall threat defense

Multiple vulnerabilities in the Server Message Block (SMB) Protocol preprocessor detection engine for Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, adjacent or remote attacker to cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

CVSS: 7.4
EPSS: 1.80%
CISA KEV: Not listed
Published: 2019.05.04

PRIORITY ASSESSMENT

Review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability1.80%

Technical severityCVSS 7.4

Vulnerability overview

Affected product and versions

Product: Cisco Cisco Firepower Threat Defense Software, secure firewall management center, secure firewall threat defense
Affected versions: >= unspecified < 6.2.3.12, 2.9.8, 2.9.9, 2.9.10, 2.9.11, 2.9.12, 2.9.13, >= 6.0.0 < 6.2.3.12
Fixed versions: 6.2.3.12

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Cisco Cisco Firepower Threat Defense Software, secure firewall management center, secure firewall threat defense and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CWE: CWE-400