Open Redirect in Cisco Emergency Responder
CVE-2018-15403
A vulnerability in the web interface of Cisco Emergency Responder, Cisco Unified Communications Manager, Cisco Unified Communications Manager IM & Presence Service, and Cisco Unity Connection could allow an authenticated, remote attacker to redirect a user to a malicious web page. The vulnerability is due to improper input validation of the parameters of an HTTP request. An attacker could exploit this vulnerability by crafting an HTTP request that causes the web interface to redirect a request to a specific malicious URL. This type of vulnerability is known as an open redirect attack and is used in phishing attacks that get users to unknowingly visit malicious sites.
Vulnerability class: Open Redirect
EPSS: 0.012 (66.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Cisco Emergency Responder — versions n/a
- Cisco Emergency_responder — versions 12.5\(0.98000.110\), 11.5(4.59000.1), 12.5(0.98000.110)
- Cisco Unified_communications_manager — versions 12.0\(1.10000.10\), 10.5(2.10000.5), 10.5\(2.10000.5\)
- Cisco Unified_communications_manager_im_and_presence_service — versions 10.5\(1\), 10.5(2), 12.5(1)
- Cisco Unity_connection — versions 9.1(1)es23, 9.1\(1\)es23
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_SECTRACK)
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-15403?
- CVE-2018-15403 is a medium-severity vulnerability in Cisco Emergency Responder, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 5.4/10. Published 2018-10-05.
- How severe is CVE-2018-15403?
- Medium severity. CVSS v3 base score is 5.4 out of 10.