Vulnerability Details : CVE-2018-15436
A vulnerability in the web-based management interface of Cisco Webex Events Center, Cisco Webex Meeting Center, Cisco Webex Support Center, and Cisco Webex Training Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of the affected service. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected service. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2018-15436
- cpe:2.3:a:cisco:webex_meetings_online:t33.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_business_suite_32:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_business_suite_33:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_business_suite_31:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-15436
0.35%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-15436
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2018-15436
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2018-15436
-
http://www.securitytracker.com/id/1041793
Cisco WebEx Meeting Center Input Validation Flaw Lets Remote Users Conduct Cross-Site Scripting Attacks - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/105557
Cisco Webex Centers CVE-2018-15436 Cross Site Scripting VulnerabilityThird Party Advisory;VDB Entry
-
http://www.securitytracker.com/id/1041794
Cisco WebEx Event Center Input Validation Flaw Lets Remote Users Conduct Cross-Site Scripting Attacks - SecurityTrackerThird Party Advisory;VDB Entry
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-webex-xss
Cisco Webex Centers Cross-Site Scripting VulnerabilityVendor Advisory
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