CVE-2025-20142

A vulnerability in the IPv4 access control list ACL feature and quality of service QoS policy feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an...

CVE-2025-20143

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker with high privileges to bypass the Secure Boot functionality and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges o...

CVE-2025-20138

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI...

CVE-2025-20141

A vulnerability in the handling of specific packets that are punted from a line card to a route processor in Cisco IOS XR Software Release 7.9.2 could allow an unauthenticated, adjacent attacker to cause control plane traffic to stop working on multiple Cisco IOS XR platforms. This vulnerability ...

CVE-2025-20138

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI...

CVE-2025-20141

A vulnerability in the handling of specific packets that are punted from a line card to a route processor in Cisco IOS XR Software Release 7.9.2 could allow an unauthenticated, adjacent attacker to cause control plane traffic to stop working on multiple Cisco IOS XR platforms. This vulnerability ...

CVE-2025-20144

A vulnerability in the hybrid access control list ACL processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. ...

CVE-2025-20115

A vulnerability in confederation implementation for the Border Gateway Protocol BGP in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. This vulnerability is due to a memory corruption that occurs when a BGP update is created with a...

CVE-2025-20144

A vulnerability in the hybrid access control list ACL processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. ...

CVE-2025-20115

A vulnerability in confederation implementation for the Border Gateway Protocol BGP in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. This vulnerability is due to a memory corruption that occurs when a BGP update is created with a...

CVE-2025-20209 Cisco IOS XR Software Internet Key Exchange Version 2 Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange version 2 IKEv2 function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to prevent an affected device from processing any control plane UDP packets. This vulnerability is due to improper handling of malformed IKEv2 packets. An...

CVE-2025-20209

CVE-2025-20209 describes a denial-of-service vulnerability in Cisco IOS XR’s Internet Key Exchange version 2 (IKEv2) handling. The issue arises from improper processing of malformed IKEv2 packets, which could allow an unauthenticated, remote attacker to prevent the device from processing any cont...

CVE-2025-20209 Cisco IOS XR Software Internet Key Exchange Version 2 Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange version 2 IKEv2 function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to prevent an affected device from processing any control plane UDP packets. This vulnerability is due to improper handling of malformed IKEv2 packets. An...

CVE-2025-20177

The CVE-2025-20177 issue affects Cisco IOS XR Software during boot. Affected component: boot verification process; root-privileged, authenticated local attacker can bypass image signature verification and load unverified software by manipulating system configuration options, potentially altering ...

CVE-2025-20177 Cisco IOS XR Software Image Verification Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR image signature verification and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the...

CVE-2025-20177 Cisco IOS XR Software Image Verification Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR image signature verification and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the...

CVE-2025-20146 Cisco IOS XR Software for ASR 9000 Series Routers Layer 3 Multicast Routing Denial of Service Vulnerability

A vulnerability in the Layer 3 multicast feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset,...

CVE-2025-20146

The CVE-2025-20146 entry describes a vulnerability in Cisco IOS XR Software for the ASR 9000 Series, including ASR 9902/9903 routers. The issue stems from incorrect handling of malformed IPv4 multicast packets on line cards where the interface has an IPv4 ACL or QoS policy. An unauthenticated, re...

CVE-2025-20146 Cisco IOS XR Software for ASR 9000 Series Routers Layer 3 Multicast Routing Denial of Service Vulnerability

A vulnerability in the Layer 3 multicast feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset,...

CVE-2025-20145 Cisco IOS XR Software Access Control List Bypass Vulnerability

A vulnerability in the access control list ACL processing in the egress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability exists because certain packets are handled incorrectly when they are received on an ingress...