Description
Wi-Fi Protected Access (WPA and WPA2) allows reinstallation of the Station-To-Station-Link (STSL) Transient Key (STK) during the PeerKey handshake, allowing an attacker within radio range to replay, decrypt, or spoof frames.
References (13)
Core 13
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039581
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/101274
Third Party Advisory x_refsource_confirm
https://access.redhat.com/security/vulnerabilities/kracks
Third Party Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171016-wpa
Third Party Advisory x_refsource_misc
https://w1.fi/security/2017-1/wpa-packet-number-reuse-with-replayed-messages.txt
Third Party Advisory x_refsource_confirm
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-007.txt
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039577
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201711-03
Third Party Advisory x_refsource_confirm
https://support.lenovo.com/us/en/product_security/LEN-17420
Technical Description, Third Party Advisory x_refsource_misc
https://www.krackattacks.com/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039576
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/228519
Vendor Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-901333.pdf
Scores
CVSS v3
6.8
EPSS
0.0246
EPSS Percentile
85.4%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Details
CWE
CWE-323
CWE-330
Status
published
Products (48)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.04
debian/debian_linux
8.0
debian/debian_linux
9.0
freebsd/freebsd
freebsd/freebsd
10
freebsd/freebsd
10.4
freebsd/freebsd
11
freebsd/freebsd
11.1
... and 38 more
Published
Oct 17, 2017
Tracked Since
Feb 18, 2026