CVE-2018-0272

MEDIUM

Cisco Firepower - Improper Exception Handling

Title source: rule

Description

A vulnerability in the Secure Sockets Layer (SSL) Engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper error handling while processing SSL traffic. An attacker could exploit this vulnerability by sending a large volume of crafted SSL traffic to the vulnerable device. A successful exploit could allow the attacker to degrade the device performance by triggering a persistent high CPU utilization condition. Cisco Bug IDs: CSCvh89340.

Scores

CVSS v3 5.9
EPSS 0.0040
EPSS Percentile 60.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-399 CWE-755
Status published

Affected Products (2)

cisco/firepower
cisco/firepower

Timeline

Published Apr 19, 2018
Tracked Since Feb 18, 2026