Vulnerabilities > Cisco > IOS XR
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2021-11-04 | CVE-2021-40120 | OS Command Injection vulnerability in Cisco Application Extension Platform and IOS XR A vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an authenticated, remote attacker with administrative privileges to inject arbitrary commands into the underlying operating system and execute them using root-level privileges. | 7.2 |
| 2021-09-23 | CVE-2021-34714 | Improper Input Validation vulnerability in Cisco products A vulnerability in the Unidirectional Link Detection (UDLD) feature of Cisco FXOS Software, Cisco IOS Software, Cisco IOS XE Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. | 7.4 |
| 2021-09-09 | CVE-2021-34708 | Improper Verification of Cryptographic Signature vulnerability in Cisco IOS XR Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. | 6.7 |
| 2021-09-09 | CVE-2021-34709 | Improper Verification of Cryptographic Signature vulnerability in Cisco IOS XR Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. | 6.4 |
| 2021-09-09 | CVE-2021-34713 | Unspecified vulnerability in Cisco IOS XR A vulnerability in the Layer 2 punt code of Cisco IOS XR Software running on Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to cause the affected line card to reboot. low complexity cisco | 7.4 |
| 2021-09-09 | CVE-2021-34718 | Argument Injection or Modification vulnerability in Cisco IOS XR A vulnerability in the SSH Server process of Cisco IOS XR Software could allow an authenticated, remote attacker to overwrite and read arbitrary files on the local device. | 8.1 |
| 2021-09-09 | CVE-2021-34719 | OS Command Injection vulnerability in Cisco IOS XR Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate privileges on an affected device. | 7.8 |
| 2021-09-09 | CVE-2021-34720 | Unspecified vulnerability in Cisco IOS XR A vulnerability in the IP Service Level Agreements (IP SLA) responder and Two-Way Active Measurement Protocol (TWAMP) features of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause device packet memory to become exhausted or cause the IP SLA process to crash, resulting in a denial of service (DoS) condition. | 8.6 |
| 2021-09-09 | CVE-2021-34721 | OS Command Injection vulnerability in Cisco IOS XR Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to gain access to the underlying root shell of an affected device and execute arbitrary commands with root privileges. | 6.7 |
| 2021-09-09 | CVE-2021-34722 | OS Command Injection vulnerability in Cisco IOS XR Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to gain access to the underlying root shell of an affected device and execute arbitrary commands with root privileges. | 6.7 |