#VU28177 Permissions, Privileges, and Access Controls in Microsoft Edge - CVE-2020-1195

Vulnerability identifier: #VU28177

Vulnerability risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-1195

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Edge
Client/Desktop applications / Web browsers

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the Feedback extension improperly validates input. A remote attacker can write files to arbitrary locations and gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft Edge: before 83.0.478.37, 83.0.478.37

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1195

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.