CVE-2019-17627

CVSS V2 Low 3.3 CVSS V3 Medium 6.5
Description
The Yale Bluetooth Key application for mobile devices allows unauthorized unlock actions by sniffing Bluetooth Low Energy (BLE) traffic during one authorized unlock action, and then calculating the authentication key via simple computations on the hex digits of a valid authentication request. This affects the Yale ZEN-R lock and unspecified other locks.
Overview
  • CVE ID
  • CVE-2019-17627
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-10-16T12:15:12
  • Last Modified Date
  • 2019-10-18T17:00:37
Weakness Enumerations
CWE URL
CWE-287 http://cwe.mitre.org/data/definitions/287.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:yalehome:yale_bluetooth_key:-:*:*:*:*:android:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:A/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 3.3
  • Severity
  • LOW
  • Exploitability Score
  • 6.5
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/PwnMonkeyLab/YaleDoorlockVulnerability/blob/master/HowToDo.md Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-17627
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17627
History
Created Old Value New Value Data Type Notes
2022-05-10 17:01:17 Added to TrackCVE
2022-12-04 04:22:50 2019-10-16T12:15Z 2019-10-16T12:15:12 CVE Published Date updated
2022-12-04 04:22:50 2019-10-18T17:00:37 CVE Modified Date updated
2022-12-04 04:22:50 Analyzed Vulnerability Status updated