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CVE-2020-1066observed exploitation

.NET Framework Elevation of Privilege Vulnerability

45Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck and has a public proof of concept.

ssvc Actepss 2.4%
from disclosure to weapon11 days
Published on NVDMay 21
1st PoC+11d
VulnCheck+2027d
exploitation probability
2.4%top 17% of all CVEs
observed exploitation
yesVulnCheck
3 public exploit(s)
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.
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.