CVE-2017-13084

high-risk
Published 2017-10-17

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.

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.8/10 Medium
ADJACENT_NETWORK / HIGH complexity

Affected Products (20)

Affected Vendors

Suse W1.Fi Opensuse Debian Canonical Redhat Freebsd

References (26)

Third Party Advisory http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-007.txt
Third Party Advisory http://www.kb.cert.org/vuls/id/228519
Third Party Advisory http://www.securityfocus.com/bid/101274
Third Party Advisory http://www.securitytracker.com/id/1039576
Third Party Advisory http://www.securitytracker.com/id/1039577
Third Party Advisory http://www.securitytracker.com/id/1039581
Third Party Advisory https://access.redhat.com/security/vulnerabilities/kracks
https://cert-portal.siemens.com/productcert/pdf/ssa-901333.pdf
https://security.gentoo.org/glsa/201711-03
Third Party Advisory https://support.lenovo.com/us/en/product_security/LEN-17420
Third Party Advisory https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2...
Third Party Advisory https://w1.fi/security/2017-1/wpa-packet-number-reuse-with-replayed-messages.txt
Technical Description https://www.krackattacks.com/
Third Party Advisory http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-007.txt
Third Party Advisory http://www.kb.cert.org/vuls/id/228519
Third Party Advisory http://www.securityfocus.com/bid/101274
Third Party Advisory http://www.securitytracker.com/id/1039576
Third Party Advisory http://www.securitytracker.com/id/1039577
Third Party Advisory http://www.securitytracker.com/id/1039581
Third Party Advisory https://access.redhat.com/security/vulnerabilities/kracks
and 6 more references
51
/ 100
high-risk
Severity 18/34 · Moderate
Exploitability 4/34 · Minimal
Exposure 29/34 · Critical