Information disclosure in Microsoft Edge



Published: 2020-06-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-1242
CWE-ID CWE-346
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Microsoft Edge
Client/Desktop applications / Web browsers

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Origin validation error

EUVDB-ID: #VU28886

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-1242

CWE-ID: CWE-346 - Origin Validation Error

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists in the way that Microsoft Edge handles cross-origin requests. A remote attacker can create a specially crafted web page, trick the victim into visiting it and determine origin of all opened web pages in the browser.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Edge: All versions

CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1242


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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