Improper Input Validation Affecting hostapd package, versions [0.6.7,2.6)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.15% (53rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Input Validation vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-HOSTAPD-2319516
  • published14 Dec 2021
  • disclosed9 May 2016
  • creditUnknown

Introduced: 9 May 2016

CVE-2016-4476  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade hostapd to version 2.6 or higher.

Overview

Affected versions of this package are vulnerable to Improper Input Validation hostapd 0.6.7 through 2.5 and wpa_supplicant 0.6.7 through 2.5 do not reject \n and \r characters in passphrase parameters, which allows remote attackers to cause a denial of service (daemon outage) via a crafted WPS operation.

CVSS Scores

version 3.1