CVE-2020-1066 (GCVE-0-2020-1066)

Vulnerability from cvelistv5 – Published: 2020-05-21 22:52 – Updated: 2026-08-19 16:33
VLAI
Title
.NET Framework Elevation of Privilege Vulnerability
Summary
An elevation of privilege vulnerability exists in .NET Framework which could allow an attacker to elevate their privilege level. To exploit the vulnerability, an attacker would first have to access the local machine, and then run a malicious program. The update addresses the vulnerability by correcting how .NET Framework activates COM objects.
CWE
  • Elevation of Privilege
References
Impacted products
Vendor Product Version CPE status
Microsoft Microsoft .NET Framework 3.0 Service Pack 2 Affected: 3.0.0 , < publication (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 3.5.1 Affected: 3.5.0 , < publication (custom)
guessed Create a notification for this product.
Date Public
2020-05-12 14:00
Show details on NVD website

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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