CVE-2020-35609

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
A denial-of-service vulnerability exists in the asynchronous ioctl functionality of Microsoft Azure Sphere 20.05. A sequence of specially crafted ioctl calls can cause a denial of service. An attacker can write shellcode to trigger this vulnerability.
Overview
  • CVE ID
  • CVE-2020-35609
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-22T20:15:12
  • Last Modified Date
  • 2021-07-21T11:39:23
Weakness Enumerations
CWE URL
CWE-835 http://cwe.mitre.org/data/definitions/835.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:microsoft:azure_sphere:20.05:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1117 Exploit Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1117 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-35609
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35609
History
Created Old Value New Value Data Type Notes
2022-05-10 07:04:32 Added to TrackCVE
2022-12-05 18:41:40 2020-12-22T20:15Z 2020-12-22T20:15:12 CVE Published Date updated
2022-12-05 18:41:40 2021-07-21T11:39:23 CVE Modified Date updated
2022-12-05 18:41:40 Analyzed Vulnerability Status updated