CVE-2025-54350: Es IPERF3

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

In iperf before 3.19.1, iperf_auth.c has a Base64Decode assertion failure and application exit upon a malformed authentication attempt.

Affected products

• Es IPERF3: from 3.2, before 3.19.1 (fixed in 3.19.1)

Published 2025-08-03. Last modified 2026-06-17.