New Report Uncovers 3 Distinct Clusters of China-Nexus Attacks on Southeast Asian Government

An unnamed Southeast Asian government has been targeted by multiple China-nexus threat actors as part of espionage campaigns targeting the region over extended periods of time. "While this activity occurred around the same time and in some instances even simultaneously on the same victims'...

Cisco Nexus 3000 and 9000 Series Switches IS-IS Protocol Denial of Service (CVE-2023-20169)

A vulnerability in the Intermediate System-to-Intermediate System IS- IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

Cisco Nexus 3000 and 9000 Series Switches SFTP Server File Access (CVE-2023-20115)

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

The vulnerability of the TACACS and RADIUS protocols implemented in Cisco NX-OS operating system routers MDS 9000, Nexus 1000, Nexus 1000V, Nexus 3000, Nexus 5500, Nexus 5600, Nexus 6000, Nexus 7000, Nexus 9000 allows a attacker to cause service interruptions.

The vulnerability of the TACACS and RADIUS protocols for operating systems of Cisco NX-OS routers such as MDS 9000, Nexus 1000, Nexus 1000V, Nexus 3000, Nexus 5500, Nexus 5600, Nexus 6000, Nexus 7000, and Nexus 9000 exists due to insufficient validation of input data. Exploiting this vulnerabilit...

Why is .US Being Used to Phish So Many of Us?

Domain names ending in ".US" -- the top-level domain for the United States -- are among the most prevalent in phishing scams, new research shows. This is noteworthy because .US is overseen by the U.S. government, which is frequently the target of phishing domains ending in .US. Also, .US domains...

The vulnerability of the file transfer protocol implementation of the Cisco NX-OS operating system for Cisco Nexus series 3000 and 9000 switches allows a perpetrator to upload or overwrite arbitrary files.

The vulnerability of the file transfer protocol implementation of the Cisco NX-OS operating system for Cisco Nexus series 3000 and 9000 switches is related to errors in processing input data. Exploiting this vulnerability allows a malicious actor to upload or re-write any files as desired...

The vulnerability of the IS-IS routing protocol implementation in the Cisco NX-OS operating system allows a hacker to perform a reboot of the device. This vulnerability is present in Cisco Nexus series 3000 and 9000 switches.

The vulnerability of the IS-IS routing protocol implementation in the Cisco NX-OS operating system for Cisco Nexus 3000 and 9000 switches is related to errors in processing input data. Exploiting this vulnerability allows a malicious actor to perform a reboot of the device by sending specially...

Cisco Nexus 3000 9000 Series Switches IS-IS Protocol DoS (cisco-sa-nxos-n3_9k-isis-dos-FTCXB4Vb)

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

CVE-2023-20168

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

CVE-2023-20169

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

CVE-2023-20169

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

CVE-2023-20115

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

CVE-2023-20115

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

Input validation

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

Design/Logic Flaw

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

CVE-2023-20115

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

CVE-2023-20115

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...

CVE-2023-20115

CVE-2023-20115 affects Cisco Nexus 3000 and 9000 Series Switches running in standalone NX-OS mode. The issue is a logic error in the SFTP server when verifying the user role after an SFTP connection is opened. An authenticated, non-administrator user could read or overwrite files on the device’s ...

CVE-2023-20169

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

Cisco Nexus 3000 and 9000 Series Switches SFTP Server File Access Vulnerability

A vulnerability in the SFTP server implementation for Cisco Nexus 3000 Series Switches and 9000 Series Switches in standalone NX-OS mode could allow an authenticated, remote attacker to download or overwrite files from the underlying operating system of an affected device. This vulnerability is d...