CVE-2019-1746

Description

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.

Risk Information

Base Score
6.5
MODERATE
Vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.145

Associated Vulnerability

VulnerabilityOS Platform
Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability For Cisco IOSNCM
Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability For Cisco IOS XE SoftwareNCM
Improper Input Validation Vulnerability (CVE-2019-1746)NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1706090Security Update for Cisco IOS Amsterdam-17.2.1r
PATCH-1706107Security Update for Cisco IOS XE Software 5.2(1)SV5(1.3a)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234