Elevation of Privilege Vulnerability in Microsoft Edge Browser
CVE-2020-1056

8.1HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Edge (edgehtml-based) On Windows 10 Version 1803 For 32-bit Systems
Microsoft Edge (edgehtml-based) On Windows 10 Version 1803 For X64-based Systems
Microsoft Edge (edgehtml-based) On Windows 10 Version 1803 For Arm64-based Systems
Microsoft Edge (edgehtml-based) On Windows 10 Version 1809 For 32-bit Systems
Vendor
CVE Published:
21 May 2020

Summary

An elevation of privilege vulnerability in Microsoft Edge arises from improper enforcement of cross-domain policies. This flaw could allow an attacker to obtain sensitive information from one domain and inject it into another, potentially compromising users' security. If exploited through a maliciously crafted website, this vulnerability enables attackers to perform unauthorized actions, increasing the risk of data exposure and manipulation.

Affected Version(s)

Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems = unspecified

Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems = unspecified

Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems = unspecified

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.