Denial-of-Service Vulnerability in Hostapd by FreeRADIUS
CVE-2019-5062

7.4HIGH

Key Information:

Vendor

W1.fi

Status
W1.f1
Vendor
CVE Published:
12 December 2019

What is CVE-2019-5062?

A denial-of-service vulnerability has been identified in the security state handling of 802.11w for hostapd 2.6 connected clients. By instigating an incomplete new association with valid 802.11w sessions, an attacker can manipulate the sessions to induce deauthentication. This disruption can lead to a significant denial of service for affected stations, posing a serious risk for networks relying on 802.11w for secure communications.

Affected Version(s)

W1.f1 hostapd version 2.6 on a Raspberry Pi.

References

https://talosintelligence.com/vulnerability_reports/TALOS...
x_refsource_MISC

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

CVSS V3.0

Score:
7.4
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.