PT-2025-31761 · Iperf+5 · Iperf+5

Han Lee · Published 2022-03-12 · Updated 2026-01-27 · CVE-2025-54350

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions iperf versions prior to 3.19.1

Description The software contains a flaw in iperf auth.c where a malformed authentication attempt causes a Base64Decode assertion failure, leading to application termination.

Recommendations Update to version 3.19.1 or later.

Fix

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

ALT-PU-2025-10329

ALT-PU-2025-10407

ALT-PU-2025-10534

AZL-66057

AZL-66068

BDU:2025-10811

CVE-2025-54350

DLA-4281-1

MGASA-2026-0021

OESA-2025-1973

OPENSUSE-SU-2025:15414-1

SUSE-SU-2025:02749-1

USN-7970-1

Affected Products

Alt Linux

Debian

Linuxmint

Red Os

Ubuntu

Iperf

References · 50

• https://github.com/esnet/iperf/commit/4eab661da0bbaac04493fa40164e928c6df7934a · Patch
• https://osv.dev/vulnerability/DLA-4281-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-54350 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-66068 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2025-54350 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-54349 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-54349 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:02749-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-54350 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-54350 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2026-0021 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-54350 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-53580 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-7970-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-54350 · Security Note