CVE-2018-0420

6.5 mediumEPSS 4.6%

A vulnerability in the web-based interface of Cisco Wireless LAN Controller Software could allow an authenticated, remote attacker to view sensitive information. The issue is due to improper sanitization of user-supplied input in HTTP request parameters that describe filenames and pathnames. An attacker could exploit this vulnerability by using directory traversal techniques to submit a path to a desired file location. A successful exploit could allow the attacker to view system files on the targeted device, which may contain sensitive information.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 4.6% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2018-10-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

cisco:wireless_lan_controller_software

References

http://www.securityfocus.com/bid/105671
http://www.securitytracker.com/id/1041926
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlc-traversal
http://www.securityfocus.com/bid/105671
http://www.securitytracker.com/id/1041926

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