SB2021081302 - Multiple vulnerabilities in Horner Automation Cscape

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Out-of-bounds write (CVE-ID: CVE-2021-32995)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when parsing project files. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.

2) Access of Uninitialized Pointer (CVE-ID: CVE-2021-33015)

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

The vulnerability exists due to an uninitialized pointer issue. A remote attacker can use a specially crafted project file and execute arbitrary code on the target system.

3) Out-of-bounds read (CVE-ID: CVE-2021-32975)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when parsing project files. A remote attacker can trigger out-of-bounds read error and read contents of memory on the system.

Remediation

Install update from vendor's website.

References

• https://ics-cert.us-cert.gov/advisories/icsa-21-224-02