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Vulnerability Intelligence Report
WinINet API Elevation of Privilege Vulnerability

CVE-2020-1012

<p>An elevation of privilege vulnerability exists in the way that the Wininit.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>There are multiple ways an attacker could exploit the vulnerability:</p> <ul> <li><p>In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit this vulnerability and then convince a user to view the website. An attacker would have no way to force users to view the attacker-controlled content. Instead, an attacker would have to convince users to take action, typically by getting them to click a link in an email message or in an Instant Messenger message that takes users to the attacker's website, or by opening an attachment sent through email.</p> </li> <li><p>In a file sharing attack scenario, an attacker could provide a specially crafted document file that is designed to exploit this vulnerability, and then convince a user to open the document file.</p> </li> </ul> <p>The security update addresses the vulnerability by ensuring the Wininit.dll properly handles objects in memory.</p>

No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:3.74%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
Authentication
Weaponization
SSVC Action

Affected Products & Versions

Vendor Product Affected Versions
Microsoft Internet Explorer 11 1.0.0 < publication (affected)

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

EPSS Score
3.741%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityMicrosoft Corporation · Vendor · USA
Reserved2019-11-04T00:00:00
Published2020-09-11T17:08:50
Patch Date2020-09-08
Last Updated2024-08-04T06:24:59

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