Public Date:
1491694: CVE-2017-13079 wpa_supplicant: Reinstallation of the integrity group key in the 4-way handshake

The MITRE CVE dictionary describes this issue as:

Wi-Fi Protected Access (WPA and WPA2) that supports IEEE 802.11w allows reinstallation of the Integrity Group Temporal Key (IGTK) during the four-way handshake, allowing an attacker within radio range to spoof frames from access points to clients.

Find out more about CVE-2017-13079 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of wpa_supplicant as shipped with Red Hat Enterprise Linux 5, 6, and 7, as CONFIG_IEEE80211W was not enabled.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 8.1
CVSS3 Base Metrics CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector Adjacent Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact None

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 wpa_supplicant Not affected
Red Hat Enterprise Linux 6 wpa_supplicant Not affected
Red Hat Enterprise Linux 5 wpa_supplicant Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank CERT for reporting this issue. Upstream acknowledges Mathy Vanhoef (University of Leuven) as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation