SB2022040805 - Multiple vulnerabilities in ABB SPIET800 and PNI800

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Incomplete Internal State Distinction (CVE-ID: CVE-2021-22285)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an error in handling out-of-order packets. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

2) Improper Handling of Unexpected Data Type (CVE-ID: CVE-2021-22286)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of unexpected data type. A remote attacker can use specially crafted IET protocol packets and perform a denial of service (DoS) attack.

3) Resource exhaustion (CVE-ID: CVE-2021-22288)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://search.abb.com/library/Download.aspx?DocumentID=7PAA001353&LanguageCode=en&DocumentPartId=&Action=Launch
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-097-02