Vulnerability Details : 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 category: Open redirect
Products affected by CVE-2018-15403
- cpe:2.3:a:cisco:emergency_responder:11.5\(4.59000.1\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:emergency_responder:12.5\(0.98000.110\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:emergency_responder:12.0\(1.40000.3\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager:10.5\(2.10000.5\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager:11.5\(1.10000.6\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager:11.0\(1.10000.10\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager:12.0\(1.10000.10\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:9.1\(1\)es23:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager_im_and_presence_service:10.5\(1\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager_im_and_presence_service:10.5\(2\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager_im_and_presence_service:12.0\(1\):*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unified_communications_manager_im_and_presence_service:12.5\(1\):*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-15403
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-15403
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:N/AC:M/Au:S/C:P/I:P/A:N |
6.8
|
4.9
|
NIST | |
|
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2018-15403
-
A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2018-15403
-
http://www.securitytracker.com/id/1041789
Cisco Unified Communications Manager Open Redirect Flaw Lets Remote Users Redirect the Target User's Browser to an Arbitrary Site - SecurityTrackerThird Party Advisory;VDB Entry
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-er-ucm-redirect
Multiple Cisco Unified Communications Products Open Redirect VulnerabilityVendor Advisory
-
http://www.securitytracker.com/id/1041780
Cisco Unity Connect Open Redirect Flaw Lets Remote Users Redirect the Target User's Browser to an Arbitrary Site - SecurityTrackerThird Party Advisory;VDB Entry
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