#VU47723 Use-after-free in Google Chrome for Android - CVE-2020-15993

Vulnerability identifier: #VU47723

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-2020-15993

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chrome for Android
Mobile applications / Apps for mobile phones

Vendor: Google

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

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

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Google Chrome for Android: before 86.0.4240.99

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External links
https://chromereleases.googleblog.com/2020/10/chrome-for-android-update_31.html
https://bugs.chromium.org/p/chromium/issues/detail?id=1133983

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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.