SB2020011701 - Multiple vulnerabilities in Google Chrome

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2020-6379)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the speech recognizer component. 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.

2) Use-after-free (CVE-ID: CVE-2020-6378)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the speech recognizer component. 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.

3) Input validation error (CVE-ID: CVE-2020-6380)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input within the processing extension message verification. A remote attacker can trick the victim into installing a malicious browser extension on the system.

4) Spoofing attack (CVE-ID: CVE-2020-0601)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to the way Windows CryptoAPI (Crypt32.dll) validates Elliptic Curve Cryptography (ECC) certificates. A remote attacker can use a spoofed code-signing certificate to sign a malicious executable, make it appear the file was from a trusted, legitimate source, trick a victim to open it and gain access to sensitive information.

Remediation

Install update from vendor's website.

References

• https://chromereleases.googleblog.com/2020/01/stable-channel-update-for-desktop_16.html
• https://crbug.com/1040772