#VU47374 Cryptographic issues in Google Chrome - CVE-2020-15982

Vulnerability identifier: #VU47374

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-15982

CWE-ID: CWE-310

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chrome
Client/Desktop applications / Web browsers

Vendor: Google

Description

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

The vulnerability exists due to side-channel information leak in cache. Chrome Medium. A remote attacker can create a specially crafted web page, trick the victim into opening it and gain access to sensitive information.

Mitigation
Update to version 86.0.4240.75.

Vulnerable software versions

Google Chrome: 83.0.4103.97 - 85.0.4183.121

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External links
https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop.html
https://crbug.com/1039882

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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.