VDB

CVE-2018-15443

CVE-2018-15443 PUBLISHED CVSS 5.800000190734863 MEDIUM

A vulnerability in the detection engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass a configured Intrusion Prevention System (IPS) rule that inspects certain types of TCP traffic. The vulnerability is due to incorrect TCP retransmission handling. An attacker could exploit this vulnerability by sending a crafted TCP connection request through an affected device. A successful exploit could allow the attacker to bypass configured IPS rules and allow uninspected traffic onto the network.

EPSS 0.61% · 70.2th percentile

Risk Scores

CVSS 3.0
5.800000190734863
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
EPSS Score
0.61%
70.2th percentile

Affected Products

VendorProductVersions
ciscofirepower_system_software
CiscoCisco Firepower Management Centern/a

Timeline

  • Nov 7, 2018 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Feb 28, 2022 EPSS Score
  • May 2, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 5, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
  • Jan 8, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
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