CVE-2020-1421

CVSS V2 High 9.3 CVSS V3 High 8.8
Description
A remote code execution vulnerability exists in Microsoft Windows that could allow remote code execution if a .LNK file is processed.An attacker who successfully exploited this vulnerability could gain the same user rights as the local user, aka 'LNK Remote Code Execution Vulnerability'.
Overview
  • CVE ID
  • CVE-2020-1421
  • Assigner
  • secure@microsoft.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-07-14T23:15:18
  • Last Modified Date
  • 2020-07-23T19:48:00
Weakness Enumerations
CWE URL
CWE-843 http://cwe.mitre.org/data/definitions/843.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:* 1 OR
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9.3
  • Severity
  • HIGH
  • Exploitability Score
  • 8.6
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1421 Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-923/ Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-1421
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1421
History
Created Old Value New Value Data Type Notes
2022-05-10 16:39:57 Added to TrackCVE
2022-12-04 19:33:37 2020-07-14T23:15Z 2020-07-14T23:15:18 CVE Published Date updated
2022-12-04 19:33:37 2020-07-23T19:48:00 CVE Modified Date updated
2022-12-04 19:33:37 Analyzed Vulnerability Status updated