CVE-2021-42796: aveva edge OS Command Injection

Vulnerability summary

CVE-2021-42796 is a critical (CVSS 9.8) OS Command Injection vulnerability in aveva edge. EPSS estimates a 1.13% chance of exploitation in the next 30 days, higher than 66.1% of scored vulnerabilities.

Timeline

1. 16-12-2023
   PublishedVulnerability first disclosed.
2. 07-10-2024
   Last modifiedVulnerability information updated.

Description

An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior that allows unauthenticated arbitrary commands to be executed.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.