CVE-2018-0406

Name: CVE-2018-0406
Creator: NVD / NIST
Published: 2018-08-01T20:29:00.357+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.78%

Last modified Jun 17, 2026

CVE-2018-0406 is a vulnerability of currently unknown severity. A vulnerability in the web-based management interface of Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to conduct a reflected or Document Object Model based (DOM-based) cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected device. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to conduct a reflected or Document Object Model based (DOM-based) cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or allow the attacker to access sensitive browser-based information. Cisco Bug IDs: CSCve84006.

Metrics

EPSS Probability

1.78%

75.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Web Security Appliance	10.1.2-003
Cisco	Web Security Appliance	10.5.1-269
Cisco	Web Security Appliance	11.5.0-fcs-581

References

http://www.securityfocus.com/bid/104945Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041406Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180801-wsa-xssVendor Advisory
http://www.securityfocus.com/bid/104945Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041406Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180801-wsa-xssVendor Advisory

Timeline

Published: Aug 1, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0406?

How severe is CVE-2018-0406?

Severity scoring for CVE-2018-0406 is pending analysis. The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0406?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0406?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST