Origin validation error in Microsoft Edge - CVE-2020-1242
Published: June 9, 2020
Vulnerability identifier: #VU28886
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-1242
CWE-ID: CWE-346
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Edge
Microsoft Edge
Software vendor:
Microsoft
Microsoft
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.
Remediation
Install updates from vendor's website.