Improper input validation in Cisco Wireless Lan Controller (Wlc)

CVE-2018-0248

A vulnerability in the administrative GUI configuration feature of Cisco Wireless LAN Controller (WLC) Software could allow an aUTHENTICated, remote attacker to cause the device to reload unexpectedly during device configuration when the administrator is using this GUI, causing a denial of service (DoS) condition on an affected device. The attacker would need to have valid administrator credentials on the device. This vulnerability is due to incomplete input validation for unexpected configuration options that the attacker could submit while accessing the GUI configuration menus. An attacker could exploit these vulnerabilities by authenticating to the device and submitting crafted user input when using the administrative GUI configuration feature. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Software versions prior to 8.3.150.0, 8.5.140.0, 8.8.111.0 are affected by this vulnerability.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.020 (79.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-0248?
CVE-2018-0248 is a medium-severity vulnerability in Cisco Wireless Lan Controller (Wlc), classified under Improper Input Validation. CVSS score: 6.8/10. Published 2019-04-17.
How severe is CVE-2018-0248?
Medium severity. CVSS v3 base score is 6.8 out of 10.