Home/CVE/In iperf before 3.19.1, iperf_auth.c has a Base64Decode assertion failure and application exit upon a malformed authenti
CVE

CVE-2025-54350

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

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

LOW · CVSS 3.7 EPSS 0.00124
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-617Reachable Assertion
▤

Affected Products & Versions

1
es iperf3>= 3.2 and < 3.19.1
▣

Scoring & Timeline

3.7
LOW · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Aug 2025 · 02:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

4
usnUSN-7970-1
msrcCVE-2025-54350
suse-csafSUSE-SU-2025:02749-1
suse-csafopenSUSE-SU-2025:15414-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/esnet/iperf/commit/4eab661da0bbaac04493fa40164e928c6df7934aPatch
https://github.com/esnet/iperf/releases/tag/3.19.1Release Notes
https://lists.debian.org/debian-lts-announce/2025/08/msg00020.html
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