SB2021033020 - Multiple vulnerabilities in Accusoft ImageGear

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Out-of-bounds write (CVE-ID: CVE-2021-21776)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing SGI files. A remote attacker can create a specially crafted SGI file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

2) Out-of-bounds write (CVE-ID: CVE-2021-21782)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing SGI files. A remote attacker can create a specially crafted SGI file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

3) Out-of-bounds write (CVE-ID: CVE-2021-21773)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing TIFF  files. A remote attacker can create a specially crafted TIFF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Remediation

Install update from vendor's website.

References

• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1232
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1244
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1227