CVE-2022-31794: fujitsu eternus_cs8000_firmware OS Command Injection

Vulnerability summary

CVE-2022-31794 is a high (CVSS 10.0) OS Command Injection vulnerability in fujitsu eternus_cs8000_firmware. EPSS estimates a 3.11% chance of exploitation in the next 30 days, higher than 87.5% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 20-06-2022
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

An issue was discovered on Fujitsu ETERNUS CentricStor CS8000 (Control Center) devices before 8.1A SP02 P04. The vulnerability resides in the requestTempFile function in hw_view.php. An attacker is able to influence the unitName POST parameter and inject special characters such as semicolons, backticks, or command-substitution sequences in order to force the application to execute arbitrary commands.

• 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.