Path Traversal in Cisco Wireless Lan Controller (Wlc)
CVE-2018-0420
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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.046 (91.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Cisco Wireless Lan Controller (Wlc) — versions n/a
- Cisco Wireless_lan_controller_software — versions 8.2\(151.0\), 8.2(151.0)
Weakness classification (CWE)
References
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
Frequently asked questions
- What is CVE-2018-0420?
- CVE-2018-0420 is a medium-severity vulnerability in Cisco Wireless Lan Controller (Wlc), classified under Path Traversal. CVSS score: 6.5/10. Published 2018-10-17.
- How severe is CVE-2018-0420?
- Medium severity. CVSS v3 base score is 6.5 out of 10.