CVE-2019-1746

Summary

A vulnerability in the Cluster Management Protocol (CMP) processing code in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to trigger a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation when processing CMP management packets. An attacker could exploit this vulnerability by sending malicious CMP management packets to an affected device. A successful exploit could cause the switch to crash, resulting in a DoS condition. The switch will reload automatically.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco IOS and IOS XE Software3.2.0SGaffected
CiscoCisco IOS and IOS XE Software3.2.1SGaffected
CiscoCisco IOS and IOS XE Software3.2.2SGaffected
CiscoCisco IOS and IOS XE Software3.2.3SGaffected
CiscoCisco IOS and IOS XE Software3.2.4SGaffected
CiscoCisco IOS and IOS XE Software3.2.5SGaffected
CiscoCisco IOS and IOS XE Software3.2.6SGaffected
CiscoCisco IOS and IOS XE Software3.2.7SGaffected
CiscoCisco IOS and IOS XE Software3.2.8SGaffected
CiscoCisco IOS and IOS XE Software3.2.9SGaffected
CiscoCisco IOS and IOS XE Software3.2.10SGaffected
CiscoCisco IOS and IOS XE Software3.2.11SGaffected
CiscoCisco IOS and IOS XE Software3.3.0SGaffected
CiscoCisco IOS and IOS XE Software3.3.2SGaffected
CiscoCisco IOS and IOS XE Software3.3.1SGaffected
CiscoCisco IOS and IOS XE Software3.3.0XOaffected
CiscoCisco IOS and IOS XE Software3.3.1XOaffected
CiscoCisco IOS and IOS XE Software3.3.2XOaffected
CiscoCisco IOS and IOS XE Software3.4.0SGaffected
CiscoCisco IOS and IOS XE Software3.4.2SGaffected
CiscoCisco IOS and IOS XE Software3.4.1SGaffected
CiscoCisco IOS and IOS XE Software3.4.3SGaffected
CiscoCisco IOS and IOS XE Software3.4.4SGaffected
CiscoCisco IOS and IOS XE Software3.4.5SGaffected
CiscoCisco IOS and IOS XE Software3.4.6SGaffected
CiscoCisco IOS and IOS XE Software3.4.7SGaffected
CiscoCisco IOS and IOS XE Software3.4.8SGaffected
CiscoCisco IOS and IOS XE Software3.5.0Eaffected
CiscoCisco IOS and IOS XE Software3.5.1Eaffected
CiscoCisco IOS and IOS XE Software3.5.2Eaffected
CiscoCisco IOS and IOS XE Software3.5.3Eaffected
CiscoCisco IOS and IOS XE Software3.10.4Saffected
CiscoCisco IOS and IOS XE Software3.12.0aSaffected
CiscoCisco IOS and IOS XE Software3.6.0Eaffected
CiscoCisco IOS and IOS XE Software3.6.1Eaffected
CiscoCisco IOS and IOS XE Software3.6.0aEaffected
CiscoCisco IOS and IOS XE Software3.6.0bEaffected
CiscoCisco IOS and IOS XE Software3.6.2aEaffected
CiscoCisco IOS and IOS XE Software3.6.2Eaffected
CiscoCisco IOS and IOS XE Software3.6.3Eaffected
CiscoCisco IOS and IOS XE Software3.6.4Eaffected
CiscoCisco IOS and IOS XE Software3.6.5Eaffected
CiscoCisco IOS and IOS XE Software3.6.6Eaffected
CiscoCisco IOS and IOS XE Software3.6.5aEaffected
CiscoCisco IOS and IOS XE Software3.6.5bEaffected
CiscoCisco IOS and IOS XE Software3.6.7Eaffected
CiscoCisco IOS and IOS XE Software3.6.8Eaffected
CiscoCisco IOS and IOS XE Software3.6.7aEaffected
CiscoCisco IOS and IOS XE Software3.6.7bEaffected
CiscoCisco IOS and IOS XE Software3.6.9Eaffected
CiscoCisco IOS and IOS XE Software3.6.10Eaffected
CiscoCisco IOS and IOS XE Software3.3.0SQaffected
CiscoCisco IOS and IOS XE Software3.3.1SQaffected
CiscoCisco IOS and IOS XE Software3.4.0SQaffected
CiscoCisco IOS and IOS XE Software3.4.1SQaffected
CiscoCisco IOS and IOS XE Software3.7.0Eaffected
CiscoCisco IOS and IOS XE Software3.7.1Eaffected
CiscoCisco IOS and IOS XE Software3.7.2Eaffected
CiscoCisco IOS and IOS XE Software3.7.3Eaffected
CiscoCisco IOS and IOS XE Software3.7.4Eaffected
CiscoCisco IOS and IOS XE Software3.7.5Eaffected
CiscoCisco IOS and IOS XE Software3.5.0SQaffected
CiscoCisco IOS and IOS XE Software3.5.1SQaffected
CiscoCisco IOS and IOS XE Software3.5.2SQaffected
CiscoCisco IOS and IOS XE Software3.5.3SQaffected
CiscoCisco IOS and IOS XE Software3.5.4SQaffected
CiscoCisco IOS and IOS XE Software3.5.5SQaffected
CiscoCisco IOS and IOS XE Software3.5.6SQaffected
CiscoCisco IOS and IOS XE Software3.5.7SQaffected
CiscoCisco IOS and IOS XE Software3.5.8SQaffected
CiscoCisco IOS and IOS XE Software3.16.1Saffected
CiscoCisco IOS and IOS XE Software3.16.0bSaffected
CiscoCisco IOS and IOS XE Software3.16.10Saffected
CiscoCisco IOS and IOS XE Software3.8.0Eaffected
CiscoCisco IOS and IOS XE Software3.8.1Eaffected
CiscoCisco IOS and IOS XE Software3.8.2Eaffected
CiscoCisco IOS and IOS XE Software3.8.3Eaffected
CiscoCisco IOS and IOS XE Software3.8.4Eaffected
CiscoCisco IOS and IOS XE Software3.8.5Eaffected
CiscoCisco IOS and IOS XE Software3.8.5aEaffected
CiscoCisco IOS and IOS XE Software3.8.6Eaffected
CiscoCisco IOS and IOS XE Software3.8.7Eaffected
CiscoCisco IOS and IOS XE Software3.9.0Eaffected
CiscoCisco IOS and IOS XE Software3.9.1Eaffected
CiscoCisco IOS and IOS XE Software3.9.2Eaffected
CiscoCisco IOS and IOS XE Software3.9.2bEaffected
CiscoCisco IOS and IOS XE Software16.9.2haffected
CiscoCisco IOS and IOS XE Software3.10.0Eaffected
CiscoCisco IOS and IOS XE Software3.10.1Eaffected
CiscoCisco IOS and IOS XE Software3.10.0cEaffected
CiscoCisco IOS and IOS XE Software3.10.1aEaffected
CiscoCisco IOS and IOS XE Software3.10.1sEaffected
CiscoCisco IOS and IOS XE Software16.12.1affected

Weaknesses

  • CWE-20: CWE-20

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References