CVE-2024-3982: hitachi energy microscada sys600 Authentication Bypass by Capture-replay

Vulnerability summary

CVE-2024-3982 is a high (CVSS 8.2) Authentication Bypass by Capture-replay vulnerability in hitachi energy microscada sys600. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 11.4% of scored vulnerabilities.

Timeline

1. 27-08-2024
   PublishedVulnerability first disclosed.
2. 27-08-2024
   Last modifiedVulnerability information updated.

Description

An attacker with local access to machine where MicroSCADA X SYS600 is installed, could enable the session logging supporting the product and try to exploit a session hijacking of an already established session. By default, the session logging level is not enabled and only users with administrator rights can enable it.

• CWE-294Authentication Bypass by Capture-replayA capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).