CVE-2021-42794 Information

Description

An issue was discovered in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior. The application allows a client to provide a malicious connection string that could allow an adversary to port scan the LAN depending on the hosts’ responses.

Reference

https://www.exploit-db.com/docs/english/17254-connection-string-parameter-pollution-attacks.pdf https://www.aveva.com/en/products/edge/ https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01