CISA

ABB AC500 V3 Stack Buffer Overflow in Cryptographic Message Syntax

From Cybersecurity and Infrastructure Security Agency ↗

ABB became aware of vulnerability in the products versions listed as affected in the advisory. An update is available that resolves publicly reported vulnerability. An attacker who successfully exploited these vulnerabilities could cause a crash, denial-of-service (DoS), or potentially remote code execution.

The following versions of ABB AC500 V3 Stack Buffer Overflow in Cryptographic Message Syntax are affected:

AC500 V3 PM5xxx 3.9.0, 3.9.0_HF1

Vendor

Equipment

ABB

ABB AC500 V3 Stack Buffer Overflow in Cryptographic Message Syntax

Out-of-bounds Write

Critical Infrastructure Sectors: Chemical, Critical Manufacturing, Energy, Water and Wastewater

Countries/Areas Deployed: Worldwide

Company Headquarters Location: Switzerland

When parsing CMS (Auth)EnvelopedData structures that use AEAD ciphers such as AES-GCM, the IV (Initialization Vector) encoded in the ASN.1 parameters is ...