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A vulnerability in the stream reassembly component of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an…

Medium CVSS 5.8
CVECVE-2019-1978
First seen2026-08-11 20:30 UTC
Disclosed2019-11-05 20:15 UTC
Last updated2026-08-11 20:30 UTC
Channel statusauto

Summary

A vulnerability in the stream reassembly component 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 improper reassembly of traffic streams. An attacker could exploit this vulnerability by sending crafted streams through an affected device. An exploit could allow the attacker to bypass filtering and deliv…

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD