CVE-2023-20177

A vulnerability in the SSL file policy implementation of Cisco Firepower Threat Defense FTD Software that occurs when the SSL/TLS connection is configured with a URL Category and the Snort 3 detection engine could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to...

CVE-2023-20270

A vulnerability in the interaction between the Server Message Block SMB protocol preprocessor and the Snort 3 detection engine for Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS conditi...

Design/Logic Flaw

A vulnerability in the SSL file policy implementation of Cisco Firepower Threat Defense FTD Software that occurs when the SSL/TLS connection is configured with a URL Category and the Snort 3 detection engine could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to...

CVE-2023-20070

Cisco Firepower Threat Defense (FTD) Software is affected by CVE-2023-20070 due to a TLS 1.3 memory allocation logic error that can let an unauthenticated remote attacker trigger a reload of the Snort 3 detection engine, causing DoS and dropped packets during reload. The Snort engine restarts aut...

CVE-2023-20031

The CVE-2023-20031 issue affects Cisco Firepower Threat Defense (FTD) with Snort 3, where a logic error in SSL/TLS certificate handling during SSL handshake under load can be exploited by a high rate of connection requests to cause the Snort 3 engine to reload. Consequences documented include pot...

CVE-2023-20031

Removed by vendor...

CVE-2023-20031

A vulnerability in the SSL/TLS certificate handling of Snort 3 Detection Engine integration with Cisco Firepower 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 that occurs whe...

CVE-2023-20177

Cisco Firepower Threat Defense (FTD) Software contains a vulnerability in the SSL file policy handling when an SSL/TLS connection uses a URL Category and the Snort 3 detection engine is involved. The issue is a logic error observed as the Snort 3 engine inspects such connections, potentially caus...

CVE-2023-20177

A vulnerability in the SSL file policy implementation of Cisco Firepower Threat Defense FTD Software that occurs when the SSL/TLS connection is configured with a URL Category and the Snort 3 detection engine could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to...

Cisco Firepower Threat Defense Software Snort 3 Detection Engine Denial of Service Vulnerability

A vulnerability in the TLS 1.3 implementation of the Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to unexpectedly restart. This vulnerability is due to a logic error in how memory allocations are handled during a...

Cisco Firepower Threat Defense Software SSL/TLS URL Category and Snort 3 Detection Engine Bypass and Denial of Service Vulnerability

A vulnerability in the SSL file policy implementation of Cisco Firepower Threat Defense FTD Software that occurs when the SSL/TLS connection is configured with a URL Category and the Snort 3 detection engine could allow an unauthenticated, remote attacker to cause the Snort 3 detection engine to...

Cisco Firepower Threat Defense Software SMB Protocol Snort 3 Detection Engine Bypass and Denial of Service Vulnerability

A vulnerability in the interaction between the Server Message Block SMB protocol preprocessor and the Snort 3 detection engine for Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS conditi...

Cisco Firepower Threat Defense Software Snort 3 Geolocation IP Filter Bypass Vulnerability

A vulnerability in the IP geolocation rules of Snort 3 could allow an unauthenticated, remote attacker to potentially bypass IP address restrictions. This vulnerability exists because the configuration for IP geolocation rules is not parsed properly. An attacker could exploit this vulnerability b...

Multiple Cisco Products Snort 3 Access Control Policy Bypass Vulnerability

Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a logic error that occurs when the access control policies are being...

Cisco Firepower Threat Defense Software SSL and Snort 3 Detection Engine Bypass and Denial of Service Vulnerability

A vulnerability in the SSL/TLS certificate handling of Snort 3 Detection Engine integration with Cisco Firepower 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 that occurs whe...

Cisco Firepower Threat Defense Security Vulnerability

Cisco Firepower Threat Defense FTD is a suite of unified software from Cisco that provides next-generation firewall services. A security vulnerability exists in Cisco Firepower Threat Defense that originates when configuring an SSL/TLS connection using a URL category and using the Snort 3 detecti...

PT-2023-7230 · Cisco · Cisco Ftd +1

Name of the Vulnerable Software and Affected Versions: Cisco Firepower Threat Defense FTD Software affected versions not specified Description: A logic error in the SSL/TLS certificate handling of Snort 3 Detection Engine integration with Cisco Firepower Threat Defense FTD Software could allow an...

ICS protocol coverage using Snort 3 service inspectors

With more devices on operational technology OT networks now getting connected to wide-reaching IT networks, it is more important than ever to have effective detection capabilities for ICS protocols. However, there are a few issues that usually arise when creating detection for ICS protocol traffi...

CVE-2022-20950

A vulnerability in the interaction of SIP and Snort 3 for Cisco Firepower 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 lack of error-checking when SIP bidirectional flows are being...

CVE-2022-20922

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...