CVE-2026-20173

A vulnerability in Cisco NX-OS Software allows an unauthenticated, remote attacker to cause a denial of service (DoS) condition by exhausting system resources. The root cause is that rate limiting was improperly applied to certain protocols. An attacker can exploit this by sending a high rate of ...

CVE-2026-20173 Cisco NX-OS Software Denial of Service Vulnerability

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by...

EUVD-2026-94449

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by...

CVE-2026-20173 Cisco NX-OS Software Denial of Service Vulnerability

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by...

EUVD-2026-94446

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

CVE-2026-20038 Cisco Nexus 9000 Series Fabric Switches in ACI Mode Policy-Based Redirect Endpoint Group Contract Bypass Vulnerability

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

CVE-2026-20038 Cisco Nexus 9000 Series Fabric Switches in ACI Mode Policy-Based Redirect Endpoint Group Contract Bypass Vulnerability

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

CVE-2026-20038

A vulnerability in the endpoint group (EPG) contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode allows an unauthenticated, remote attacker to bypass configured EPG contracts. The root cause is an improper control where an attacker can send IPv4 or IPv6 packets using UDP ...

Cisco Nexus 9000 Series Fabric Switches in ACI Mode Endpoint Group Contract Bypass Vulnerability

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

Cisco NX-OS Software Control Plane Denial of Service Vulnerability

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by...

kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing

A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...

kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing

A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...

kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing

A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...

kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing

A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...

Cisco NX-OS Software Control Plane DoS (cisco-sa-nxos-nscpdos-SnderkC7)

According to its self-reported version, Cisco NX-OS Software is affected by a vulnerability. - A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate...

PT-2026-107584

Name of the Vulnerable Software and Affected Versions Cisco Nexus 9000 Series Fabric Switches in ACI Mode affected versions not specified Description An improper control within the endpoint group EPG contract functionality allows an unauthenticated remote attacker to bypass configured EPG...

CVE-2026-20038: Improper Access Control

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

CVE-2026-20038: Improper Access Control

A vulnerability in the endpoint group EPG contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remote attacker to bypass configured EPG contracts. This vulnerability is due to an improper control with EPG contracts. An attacker could exploi...

PT-2026-107585

Name of the Vulnerable Software and Affected Versions Cisco NX-OS Software affected versions not specified Description An unauthenticated remote attacker can cause a denial of service DoS condition by exhausting system resources. This occurs because rate limiting was improperly applied to certain...

CVE-2026-20173: Allocation of Resources Without Limits or Throttling

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service DoS condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by...