#VU24962 Use of uninitialized resource in Google Chrome - CVE-2020-6398

Vulnerability identifier: #VU24962

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-6398

CWE-ID: CWE-908

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 bypass certain security restrictions.

The vulnerability exists due to usage of uninitialized resources in PDFium. A remote attacker can pass specially crafted data to the application, trigger uninitialized usage of resources and bypass implemented security mechanisms.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 77.0.3865.90 - 79.0.3945.130

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External links
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop.html

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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.