SB2021101505 - Multiple vulnerabilities in Nitro Pro

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2021-21796)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the JavaScript implementation within the "local_file_path" object. A remote attacker can trick a victim to open a specially crafted document and execute arbitrary code on the target system.

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

2) Double Free (CVE-ID: CVE-2021-21797)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the JavaScript implementation. A remote attacker can trick a victim to open a specially crafted document, trigger double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1265
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1266