CVE-2019-1978

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 deliver malicious requests to protected systems that would otherwise be blocked.

Score

CVSS 3.1 5.8 Medium

Status

Modified - psirt@cisco.com

Published

2019-11-05

Last modified

2024-11-19

Weaknesses

CWE-20, CWE-264

Affected products

• Cisco Firepower Threat Defense Software (Cisco)
• Firepower Services Software For Asa (Cisco)
• Secure Firewall Management Center (Cisco)
• Secure Firewall Threat Defense (Cisco)

References

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190816-ftd-srb