CVE-2024-20320

Summary

A vulnerability in the SSH client feature of Cisco IOS XR Software for Cisco 8000 Series Routers and Cisco Network Convergence System (NCS) 540 Series and 5700 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient validation of arguments that are included with the SSH client CLI command. An attacker with low-privileged access to an affected device could exploit this vulnerability by issuing a crafted SSH client command to the CLI. A successful exploit could allow the attacker to elevate privileges to root on the affected device.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco IOS XR Software7.2.1affected
CiscoCisco IOS XR Software7.2.2affected
CiscoCisco IOS XR Software7.3.1affected
CiscoCisco IOS XR Software7.3.15affected
CiscoCisco IOS XR Software7.3.2affected
CiscoCisco IOS XR Software7.3.3affected
CiscoCisco IOS XR Software7.3.5affected
CiscoCisco IOS XR Software7.4.1affected
CiscoCisco IOS XR Software7.4.2affected
CiscoCisco IOS XR Software7.5.1affected
CiscoCisco IOS XR Software7.5.3affected
CiscoCisco IOS XR Software7.5.2affected
CiscoCisco IOS XR Software7.5.4affected
CiscoCisco IOS XR Software7.5.5affected
CiscoCisco IOS XR Software7.6.1affected
CiscoCisco IOS XR Software7.6.2affected
CiscoCisco IOS XR Software7.7.1affected
CiscoCisco IOS XR Software7.7.2affected
CiscoCisco IOS XR Software7.7.21affected
CiscoCisco IOS XR Software7.8.1affected
CiscoCisco IOS XR Software7.8.2affected
CiscoCisco IOS XR Software7.9.1affected
CiscoCisco IOS XR Software7.9.2affected
CiscoCisco IOS XR Software7.9.21affected
CiscoCisco IOS XR Software7.10.1affected

Weaknesses

  • CWE-266: Incorrect Privilege Assignment

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References