CVE-2018-0297 : Vulnerability Insights and Analysis

Cisco Firepower Threat Defense Software vulnerability allows attackers to bypass SSL Access Control policies.

Understanding CVE-2018-0297

An issue in Cisco Firepower Threat Defense software enables unauthorized remote attackers to evade SSL Access Control policies.

What is CVE-2018-0297?

The vulnerability in Cisco Firepower Threat Defense software allows attackers to bypass Secure Sockets Layer (SSL) Access Control (AC) policies by sending modified SSL connections through the affected device.

The Impact of CVE-2018-0297

Attackers can circumvent preconfigured SSL AC policies designed to block SSL traffic.
Vulnerability arises from improper processing of out-of-sequence TCP SSL packets.

Technical Details of CVE-2018-0297

The technical details of the vulnerability in Cisco Firepower Threat Defense Software.

Vulnerability Description

Vulnerability in the detection mechanism allows unauthorized remote attackers to bypass SSL AC policies.
Exploitation requires sending a modified SSL connection through the affected device.

Affected Systems and Versions

Product: Cisco Firepower Threat Defense Software
Version: Cisco Firepower Threat Defense Software

Exploitation Mechanism

Attackers exploit the vulnerability by transmitting a modified SSL connection through the affected device.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2018-0297.

Immediate Steps to Take

Apply the necessary patches provided by Cisco.
Monitor network traffic for any suspicious SSL connections.

Long-Term Security Practices

Regularly update and patch the Cisco Firepower Threat Defense Software.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Cisco has released patches to address the vulnerability in Cisco Firepower Threat Defense Software.