cisco-sa-ftd-snort3ssl-FBEKYXpH: Cisco Secure Firewall Threat Defense Software Snort 3 SSL Memory Management Denial of Service Vulnerability

Published Mar 4, 2026
·
Updated

A vulnerability in the memory management handling for the Snort 3 Detection Engine of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart.This vulnerability is due to a logic error in

Affected Software

1 affected component
Cisco Secure Firewall Threat Defense

Event History

Mar 4, 2026
Advisory Published
via Cisco·04:00 PM
Data Sourced
via Cisco·04:00 PM
DescriptionSeverityWeakness

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-ftd-snort3ssl-FBEKYXpH?

The severity of cisco-sa-ftd-snort3ssl-FBEKYXpH is categorized as high due to its potential to allow denial of service.

2

What is cisco-sa-ftd-snort3ssl-FBEKYXpH?

cisco-sa-ftd-snort3ssl-FBEKYXpH is a vulnerability in the memory management of the Snort 3 Detection Engine in Cisco Secure Firewall Threat Defense Software.

3

Who is affected by cisco-sa-ftd-snort3ssl-FBEKYXpH?

Cisco Secure Firewall Threat Defense Software users are affected by cisco-sa-ftd-snort3ssl-FBEKYXpH.

4

How do I fix cisco-sa-ftd-snort3ssl-FBEKYXpH?

To fix cisco-sa-ftd-snort3ssl-FBEKYXpH, apply the recommended software updates provided by Cisco.

5

What is the impact of cisco-sa-ftd-snort3ssl-FBEKYXpH?

The impact of cisco-sa-ftd-snort3ssl-FBEKYXpH is that it could allow an unauthenticated remote attacker to cause a denial of service.

Contact

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