CVE-2025-54350

LOW

Published Aug 3, 2025 Modified Nov 3, 2025 CWE-617

Description

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

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CVSS v3.1 Score

3.7

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-617 CWE-617

Affected Products

Vendor	Product	Versions
es	iperf3	3.2 — 3.19.1

References

Advisories & Patches

https://github.com/esnet/iperf/commit/4eab661da0bbaac04493fa40164e928c6df7934a

Other References

https://github.com/esnet/iperf/releases/tag/3.19.1 https://lists.debian.org/debian-lts-announce/2025/08/msg00020.html

Frequently Asked Questions

What is CVE-2025-54350? +

In iperf before 3.19.1, iperf_auth.c has a Base64Decode assertion failure and application exit upon a malformed authentication attempt. It has a CVSS v3.1 base score of 3.7 (LOW).

How severe is CVE-2025-54350? +

CVE-2025-54350 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-54350? +

CVE-2025-54350 affects products from es, specifically: iperf3. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-54350? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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