Vulnerability in FreeBSD
CVE-2017-13077
Wi-Fi Protected Access (WPA and WPA2) allows reinstallation of the Pairwise Transient Key (PTK) Temporal Key (TK) during the four-way handshake, allowing an attacker within radio range to replay, decrypt, or spoof frames.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.024 (83.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- FreeBSD — versions 10, 10.4, 11
- W1.fi Hostapd — versions 0.2.4, 0.2.5, 0.2.6
- W1.fi Wpa Supplicant — versions 0.2.4, 0.2.5, 0.2.6
- Wi-Fi Alliance Protected Access (Wpa And Wpa2) — versions WPA2, WPA
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.04
- Debian Linux — versions 8.0, 9.0
- openSUSE Leap — versions 42.2, 42.3
- Red Hat Enterprise Linux Desktop — versions 7
- Red Hat Enterprise Linux Server — versions 7
- SUSE Linux Enterprise Desktop — versions 12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1039581 (VDB Entry, Third Party Advisory, vdb-entry)
- support.apple.com/HT208221
- www.securityfocus.com/bid/101274 (VDB Entry, Third Party Advisory, vdb-entry)
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- www.debian.org/security/2017/dsa-3999 (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1039578 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/security/vulnerabilities/kracks (Third Party Advisory)
- www.securitytracker.com/id/1041432 (vdb-entry)
- source.android.com/security/bulletin/2018-04-01
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171016… (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-13077?
- CVE-2017-13077 is a medium-severity vulnerability in FreeBSD, classified under Use of Insufficiently Random Values. CVSS score: 6.8/10. Published 2017-10-17.
- How severe is CVE-2017-13077?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2017-13077 known to be exploited?
- 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.