#VU29152 Use-after-free in Google Chrome - CVE-2020-6463

Vulnerability identifier: #VU29152

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-6463

CWE-ID: CWE-416

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 execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error in ANGLE in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a heap-based buffer overflow and execute arbitrary code on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Chrome: 80.0.3987.100 - 81.0.4044.113

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External links
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html
http://chromereleases.googleblog.com/2020/04/stable-channel-update-for-desktop_21.html
http://crbug.com/1065186

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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.