CVE-2022-20849 Cisco IOS XR Software Broadband Network Gateway PPPoE Denial of Service Vulnerability

A vulnerability in the Broadband Network Gateway PPP over Ethernet PPPoE feature of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause the PPPoE process to continually crash. This vulnerability exists because the PPPoE feature does not properly handle an error...

Cisco Releases Security Updates for IOS XR Software

Cisco released security updates to address vulnerabilities in Cisco ISO XR software. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following advisories and apply the necessary updates:...

CVE-2024-20406

A vulnerability in the segment routing feature for the Intermediate System-to-Intermediate System IS-IS protocol of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient...

CVE-2024-20489

A vulnerability in the storage method of the PON Controller configuration file could allow an authenticated, local attacker with low privileges to obtain the MongoDB credentials. This vulnerability is due to improper storage of the unencrypted database credentials on the device that is running...

CVE-2024-20317

A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System NCS platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service DoS condition. This...

CVE-2024-20304

A vulnerability in the multicast traceroute version 2 Mtrace2 feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust the UDP packet memory of an affected device. This vulnerability exists because the Mtrace2 code does not properly handle packet memory. An...

CVE-2024-20304

CVE-2024-20304 affects Cisco IOS XR Software where the Mtrace2 feature mishandles packet memory, allowing an unauthenticated, remote attacker to exhaust incoming UDP packet memory and potentially cause DoS. Impact is network-based with availability loss; exploit can be performed over IPv4 or IPv6...

CVE-2024-20489 Cisco Routed Passive Optical Network Cleartext Password Vulnerability

A vulnerability in the storage method of the PON Controller configuration file could allow an authenticated, local attacker with low privileges to obtain the MongoDB credentials. This vulnerability is due to improper storage of the unencrypted database credentials on the device that is running...

CVE-2024-20489

CVE-2024-20489 affects Cisco IOS XR Software running PON Controller, where the storage of unencrypted database credentials in the configuration files allows an authenticated, local attacker with low privileges to view MongoDB credentials. The root cause is improper storage of credentials on the d...

CVE-2024-20489 Cisco Routed Passive Optical Network Cleartext Password Vulnerability

A vulnerability in the storage method of the PON Controller configuration file could allow an authenticated, local attacker with low privileges to obtain the MongoDB credentials. This vulnerability is due to improper storage of the unencrypted database credentials on the device that is running...

CVE-2024-20483

CVE-2024-20483 involves multiple vulnerabilities in Cisco Routed PON Controller Software (Docker container on Cisco IOS XR hardware) where insufficient validation of arguments to configuration commands can allow an authenticated, admin-level attacker on the PON Manager or direct access to its Mon...

CVE-2024-20390

CVE-2024-20390 affects Cisco IOS XR Software, specifically the Dedicated XML Agent. The root cause is a lack of proper error validation of ingress XML packets, which can be exploited by an unauthenticated, remote attacker sending a sustained stream of crafted XML traffic to the XML TCP listen por...

CVE-2024-20343 Cisco IOS XR Software CLI Arbitrary File Read Vulnerability

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to read any file in the file system of the underlying Linux operating system. The attacker must have valid credentials on the affected device. This vulnerability is due to incorrect validation of the...

Cisco IOS XR Software CLI Arbitrary File Read Vulnerability

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to read any file in the file system of the underlying Linux operating system. The attacker must have valid credentials on the affected device. This vulnerability is due to incorrect validation of the...

Cisco Routed Passive Optical Network Controller Vulnerabilities

Multiple vulnerabilities in Cisco Routed Passive Optical Network PON Controller Software, which runs as a docker container on hardware that is supported by Cisco IOS XR Software, could allow an authenticated, remote attacker to perform command injection attacks, execute arbitrary commands on the...

CVE-2024-20456

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

CVE-2024-20456

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

Cisco IOS XR Software SNMP Management Plane Protection ACL Bypass (cisco-sa-snmp-uhv6ZDeF)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - A vulnerability in the UDP forwarding code of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to bypass configured management plane protection policies and access the Simple Network...

CVE-2024-20327

A vulnerability in the PPP over Ethernet PPPoE termination feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to crash the pppma process, resulting in a denial of service DoS condition. This vulnerability is du...

CVE-2024-20319

A vulnerability in the UDP forwarding code of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to bypass configured management plane protection policies and access the Simple Network Management Plane SNMP server of an affected device. This vulnerability is due to incorrect...