CVE-2026-20188

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

The Dark Side of Efficiency: When Network Controllers Become "God Mode" for Attackers

Imagine you build a massive corporate campus with every security control money can buy. Blast resistant doors. Biometric scanners. Guards at every entrance. Maybe something similar to the infamous Death Star. On paper, it looks fantastic. Then, somewhere along the way, somebody decides the...

Kwetsbaarheid verholpen in Cisco Crosswork Network Controller

Cisco has identified a vulnerability in the Cisco Crosswork Network Controller. This vulnerability involves a denial-of-service attack that can be exploited by unauthorized external attackers. The attack involves overwhelming the system with a large number of connection requests, causing services...

SUSE CVE-2026-43373

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

CVE-2026-43373

A flaw was found in the Linux kernel, specifically within the Network Controller Sideband Interface NCSI subsystem. This vulnerability occurs in the NCSI RX and Asynchronous Event Notification AEN handlers, where early return paths fail to release received socket buffers skb when processing inval...

EUVD-2026-28679

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

CVE-2026-43373

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

UBUNTU-CVE-2026-43373

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

CVE-2026-43373

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

PT-2026-39034

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the Linux kernel within the NCSI RX and AEN handlers. Specifically, the ncsi aen handler function returns on invalid AEN packets without consuming the socket buff...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an issue in the NCSI RX and AEN processing routines. This issue causes the received skb packets t...

EUVD-2026-27860

A vulnerability in the connection-handling mechanism of Cisco Crosswork Network Controller CNC and Cisco Network Services Orchestrator NSO could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected system. This vulnerability is due to an inadequate...

CVE-2026-20188

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

CVE-2026-20188 Cisco Crosswork Network Controller and Cisco Network Services Orchestrator Advisory

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

CVE-2026-20188 Cisco Crosswork Network Controller and Cisco Network Services Orchestrator Advisory

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

CVE-2026-20188

Cisco Crosswork Network Controller (CNC) and Cisco Network Services Orchestrator (NSO) are affected by a denial-of-service (DoS) condition due to an inadequate rate-limiting implementation on the connection-handling mechanism. An unauthenticated remote attacker can overwhelm the system with a hig...

CVE-2026-20188

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

Cisco Crosswork Network Controller and Cisco Network Services Orchestrator Advisory

Following the initial publication of the Security Advisory about a denial of service DoS condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator NSO, additional information has been made available to the Cisco Product Security Incident Response Team PSIRT. Upon...

PT-2026-37655

Name of the Vulnerable Software and Affected Versions Cisco Crosswork Network Controller CNC versions prior to 7.2 Cisco Network Services Orchestrator NSO versions prior to 6.4.1.3 Description An inadequate implementation of rate-limiting on incoming network connections in the connection-handling...

Cisco Network Services Orchestrator和Cisco Crosswork Network Controller 资源管理错误漏洞

Cisco Network Services Orchestrator NSO and Cisco Crosswork Network Controller are both products of Cisco, a US-based company. Cisco Network Services Orchestrator is a suite of network automation solutions. Cisco Crosswork Network Controller is a network controller. There is a resource management...