CVE-2023-39547: nec corporation clusterpro x (expresscluster x) Authentication Bypass by Capture-replay

Vulnerability summary

CVE-2023-39547 is a high (CVSS 8.8) Authentication Bypass by Capture-replay vulnerability in nec corporation clusterpro x (expresscluster x). EPSS estimates a 0.63% chance of exploitation in the next 30 days, higher than 49.3% of scored vulnerabilities.

Timeline

1. 17-11-2023
   PublishedVulnerability first disclosed.
2. 02-12-2024
   Last modifiedVulnerability information updated.

Description

CLUSTERPRO X Ver5.1 and earlier and EXPRESSCLUSTER X 5.1 and earlier, CLUSTERPRO X SingleServerSafe 5.1 and earlier, EXPRESSCLUSTER X SingleServerSafe 5.1 and earlier allows a attacker to log in to the product may execute an arbitrary command.

• 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).