Resource exhaustion in Cisco Unified Customer Voice Portal
CVE-2018-0086
A vulnerability in the application server of the Cisco Unified Customer Voice Portal (CVP) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device. The vulnerability is due to malformed SIP INVITE traffic received on the CVP during communications with the Cisco Virtualized Voice Browser (VVB). An attacker could exploit this vulnerability by sending malformed SIP INVITE traffic to the targeted appliance. An exploit could allow the attacker to impact the availability of services and data on the device, causing a DoS condition. This vulnerability affects Cisco Unified CVP running any software release prior to 11.6(1). Cisco Bug IDs: CSCve85840.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.023 (82.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Cisco Unified_customer_voice_portal
- N/a Cisco Unified Customer Voice Portal — versions Cisco Unified Customer Voice Portal
Weakness classification (CWE)
References
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- psirt@cisco.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0086?
- CVE-2018-0086 is a high-severity vulnerability in Cisco Unified Customer Voice Portal, classified under Uncontrolled Resource Consumption. CVSS score: 8.6/10. Published 2018-01-18.
- How severe is CVE-2018-0086?
- High severity. CVSS v3 base score is 8.6 out of 10.