CVE-2018-0272: Medium severity cisco firepower vulnerability

Published Apr 19, 2018
·
Updated

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.

Affected Software

2 affected components
cisco Firepower=6.2.1
cisco Firepower=6.2.2.1

Event History

Apr 19, 2018
CVE Published
via MITRE·08:00 PM
Data Sourced
via MITRE·08:00 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2018-0272?

CVE-2018-0272 is a vulnerability in the Secure Sockets Layer (SSL) Engine of Cisco Firepower System Software that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.

2

What is the severity of CVE-2018-0272?

CVE-2018-0272 has a severity rating of 5.9 (medium severity).

3

How does CVE-2018-0272 affect Cisco Firepower System Software?

CVE-2018-0272 affects Cisco Firepower System Software versions 6.2.1 and 6.2.2.1.

4

How can an attacker exploit CVE-2018-0272?

An attacker could exploit CVE-2018-0272 by sending specially crafted SSL traffic to the vulnerable system.

5

Are there any references related to CVE-2018-0272?

Yes, you can find more information about this vulnerability at the following references: [SecurityFocus](http://www.securityfocus.com/bid/103925) and [Cisco Security Advisory](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-firepower).

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