CVE-2021-26434

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
Visual Studio Elevation of Privilege Vulnerability
Overview
  • CVE ID
  • CVE-2021-26434
  • Assigner
  • secure@microsoft.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-15T12:15:09
  • Last Modified Date
  • 2022-05-03T16:04:40
Weakness Enumerations
CWE URL
CWE-732 http://cwe.mitre.org/data/definitions/732.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:* 1 OR 15.0 15.9
cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* 1 OR 16.0 16.11
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434 Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1077/ Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26434
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26434
History
Created Old Value New Value Data Type Notes
2022-05-08 06:19:35 Added to TrackCVE
2022-12-05 10:35:22 2021-09-15T12:15Z 2021-09-15T12:15:09 CVE Published Date updated
2022-12-05 10:35:22 2022-05-03T16:04:40 CVE Modified Date updated
2022-12-05 10:35:22 Analyzed Vulnerability Status updated