description: A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to upload arbitrary files to an affected system and execute commands on the underlying operating system. This vulnerability is due to a lack of authentication in a specific API and improper validation of user-supplied data. An attacker could exploit this vulnerability by uploading arbitrary files to an affected system. A successful exploit could allow the attacker to store malicious files on the system, execute arbitrary commands on the operating system, and elevate privileges to root.
problem types: Unrestricted Upload of File with Dangerous Type
affected:
{
vendor: Cisco
product: Cisco Unity Connection
versions:
version: 12.0(1)SU1, status: affected
version: 12.0(1)SU2, status: affected
version: 12.0(1)SU3, status: affected
version: 12.0(1)SU4, status: affected
version: 12.0(1)SU5, status: affected
version: 12.5(1), status: affected
version: 12.5(1)SU1, status: affected
version: 12.5(1)SU2, status: affected
version: 12.5(1)SU3, status: affected
version: 12.5(1)SU4, status: affected
version: 12.5(1)SU5, status: affected
version: 12.5(1)SU6, status: affected
version: 12.5(1)SU7, status: affected
version: 12.5(1)SU8, status: affected
version: 12.5(1)SU8a, status: affected
version: 14, status: affected
version: 14SU1, status: affected
version: 14SU2, status: affected
version: 14SU3, status: affected
version: 14SU3a, status: affected
}
metrics:
format: cvssV3_1
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
baseScore: 7.3
baseSeverity: HIGH
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: LOW
]
exploits: The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.