The vulnerability of the Server Message Block Version 2 (SMB2) protocol implementation in the Snort intrusion detection system of Cisco Firepower Threat Defense (FTD), the Cisco Meraki MX network device management software, the Cisco Cyber Vision industrial network security control solution, and the Cisco Umbrella cloud security service allows a perpetrator to bypass security restrictions and cause service interruptions.

The vulnerability of the Server Message Block Version 2 SMB2 implementation in the Snort intrusion detection system of the Cisco Firepower Threat Defense FTD microprogramming network interface devices, the Cisco Meraki MX network devices, the Cisco Cyber Vision industrial network security control...

Vulnerability Spotlight: Memory corruption vulnerability discovered in PowerISO

Piotr Bania of Cisco Talos discovered this vulnerability. Cisco Talos recently discovered a memory corruption vulnerability in PowerISO. TALOS-2022-1644 CVE-2022-41992 is a memory corruption vulnerability that exists in the VHD File Format parsing functionality of PowerISO 8.3. A specially crafte...

Vulnerability Spotlight: NVIDIA driver memory corruption vulnerabilities discovered

Piotr Bania of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered two memory corruption vulnerabilities in shader functionality of an NVIDIA driver. NVIDIA Graphics drivers are software for NVIDIA Graphics GPU installed on the PC. They are used to communicate between th...

Vulnerability Spotlight: Lansweeper directory traversal and cross-site scripting vulnerabilities

Marcin Icewall Noga of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered several directory traversal and cross-site scripting vulnerabilities in Lansweeper. Lansweeper is an IT Asset Management solution that gathers hardware and software information of computers and...

Vulnerability Spotlight: Callback Technologies CBFS Filter denial-of-service vulnerabilities

Emmanuel Tacheau of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered three denial-of-service vulnerabilities in Callback Technologies CBFS Filter. Callback Technologies has a CBFS file storage solution for use in customizing data persistence on devices. To accompany...

Threat Source newsletter (Nov. 17, 2022): Hot off the press! The Snort 2023 Calendar is here

Welcome to this weeks edition of the Threat Source newsletter. Its everyones favorite time of year again and no, I dont mean the impending holidays. The Snort 2023 calendar is finally here, and yall, its a good one. Packed full of classic memes and punny Snorties, the calendar is sure to delight...

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-2022-20950

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-2022-20943

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...

CVE-2022-20943

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...

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...

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...

Design/Logic Flaw

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...

Race condition

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...

Vulnerability Spotlight: Microsoft Office class attribute double-free vulnerability

Marcin Icewall Noga of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered a class attribute double-free vulnerability in Microsoft Office. Microsoft Office is a suite of tools used for productivity in both a corporate environment as well as by end-users. It offers a ran...

Vulnerability Spotlight: Use-after-free vulnerabilities in Foxit Reader could lead to arbitrary code execution

Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered several use-after-free vulnerabilities in Foxit Reader that could lead to arbitrary code execution. The Foxit Reader is one of the most popular PDF document readers, which aims to have feature pari...

CVE-2022-20943

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...

CVE-2022-20943

CVE-2022-20943 pertains to Cisco Snort SMB2 processing. The SMB2 processor in Snort 3 (on affected Cisco products) is vulnerable to resource-management issues when handling SMB2 traffic, enabling unauthenticated remote attackers to bypass policies or cause DoS by sending high rates of SMB2 packet...

CVE-2022-20922

The CVE-2022-20922 entry concerns multiple vulnerabilities in the SMB2 processor of the Snort detection engine on Cisco products (Snort 3 configured). Affected component: Snort SMB2 processing; root cause: improper management of system resources while handling SMB2 traffic. Impact: unauthenticate...

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...