cvedb.io
CVE-2019-1981
MEDIUM · CVSS 5.8
EPSS exploitation probability: 61%
Published 2019-11-05T20:15:11.783 · Last modified 2026-08-11T19:37:30.880

Summary

A vulnerability in the normalization functionality of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to insufficient normalization of a text-based payload. An attacker could exploit this vulnerability by sending traffic that contains specifically obfuscated payloads through an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious payloads to protected systems that would otherwise be blocked.

Affected products

cisco — firepower_services_software_for_asa

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.