Vulnerability fixed in Cisco IOS XR

A vulnerability has been fixed in Cisco IOS XR. A authenticated malicious party could potentially exploit it to execute arbitrary commands with root privileges on the underlying operating system. Cisco has released updates to fix the vulnerability in IOS XR. For more information, see:...

CVE-2021-1485

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges on the underlying Linux operating system OS of an affected device. This vulnerability is due to insufficient input validation of...

Cisco IOS XR Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco IOS XR 64-Bit Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges on the underlying Linux operating system OS of an affected device. This vulnerability is due to insufficient input validation...

Cisco IOS XR Software SNMP Management Plane Protection ACL Bypass (cisco-sa-snmp-7MKrW7Nq)

According to its self-reported version, IOS-XR is affected by a security bypass vulnerability due to incorrect LPTS programming when using SNMP with management plane protection. An unauthenticated, remote attacker can exploit this, by connecting to an affected device with SNMP, to connect to the...

Cisco IOS XR Software Enf Broker DoS (cisco-sa-iosxr-dos-WwDdghs2)

According to its self-reported version, IOS-XR is affected by multiple denial of service vulnerabilities: - A denial of service vulnerability exists in Cisco IOS XR due to a logic error that occurs when an affected device processes Telnet protocol packets. An unauthenticated, remote attacker can...

Cisco IOS XR Software IPv6 Flood DoS (cisco-sa-xripv6-spJem78K)

According to its self-reported version, IOS-XR is affected by a denial of service vulnerability due to the software incorrectly forwarding IPv6 packets that have an IPv6 node-local multicast group destination and are received on the management interfaces. An unauthenticated, adjacent attacker can...

Cisco IOS XR Software for 8000 Series Routers Network Convergence System 540 Series Routers Privilege Escalation (cisco-sa-iosxr-pe-QpzCAePe)

According to its self-reported version, Cisco IOS XR Software for the Cisco 8000 Series Routers and Network Convergence System 540 Series Routers running NCS540L software images is affected by an privilege escalation vulnerability in its CLI command due to insufficient validation of command line...

Cisco IOS XR Software for Cisco 8000 and NCS 540 Routers Image Verification Vulnerabilities (cisco-sa-ioxr-l-zNhcGCBt)

According to its self-reported version, the Cisco IOS XR Software is affected by multiple vulnerabilities that allow an authenticated, local attacker to execute unsigned code during the boot process, as follows: - A vulnerability in the GRUB boot loader of Cisco NCS 540 Series Routers, only when...

The vulnerability of the Local Packet Transport Services (LPTS) component of the SNMP protocol in Cisco IOS XR operating systems allows attackers to circumvent existing security restrictions.

The vulnerability of the Local Packet Transport Services LPTS component of the SNMP protocol in Cisco IOS XR operating systems is related to deficiencies in access control. Exploiting this vulnerability can allow a malicious actor to circumvent existing security restrictions remotely...

Cisco IOS XR Access Control Error Vulnerability (CNVD-2021-14807)

Cisco IOS XR is a set of operating systems developed by the American company Cisco Cisco for its network equipment. A vulnerability exists in the Cisco IOS XR software in the SNMP Management Panel with Access Control Error vulnerability. The vulnerability is due to incorrect LPTS programming when...

Cisco IOS XR Software Unauthorized Information Disclosure (cisco-sa-ios-infodisc-4mtm9Gyt)

According to its self-reported version, IOS-XR is affected by an information disclosure vulnerability in its CLI parser component due to insufficient application of restrictions for a specific command. An authenticated, local attacker can exploit this, by issuing a crafted command at the command...

CVE-2021-1370

A vulnerability in a CLI command of Cisco IOS XR Software for the Cisco 8000 Series Routers and Network Convergence System 540 Series Routers running NCS540L software images could allow an authenticated, local attacker to elevate their privilege to root. To exploit this vulnerability, an attacker...

CVE-2021-1370

A vulnerability in a CLI command of Cisco IOS XR Software for the Cisco 8000 Series Routers and Network Convergence System 540 Series Routers running NCS540L software images could allow an authenticated, local attacker to elevate their privilege to root. To exploit this vulnerability, an attacker...

CVE-2021-1288

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory...

CVE-2021-1313

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory...

CVE-2021-1288

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory...

CVE-2021-1313

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory...

CVE-2021-1243

A vulnerability in the Local Packet Transport Services LPTS programming of the SNMP with the management plane protection feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to allow connections despite the management plane protection that is configured to deny access ...

CVE-2021-1268

A vulnerability in the IPv6 protocol handling of the management interfaces of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause an IPv6 flood on the management interface network of an affected device. The vulnerability exists because the software incorrectly forward...

CVE-2021-1244

Multiple vulnerabilities in Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for the Cisco 8000 Series Routers could allow an authenticated, local attacker to execute unsigned code during the boot process on...