Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-54351

Quick assessment

Affected
ES iperf3
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

iperf是ESnet开源的一种主动测量 IP 网络上可实现的最大带宽的工具。 iperf 3.19.1之前版本存在安全漏洞，该漏洞源于net.c存在缓冲区溢出，可能导致程序崩溃。

CVSS 8.9 · High EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-54351

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未保护的候选通道
Source: CVE Program / CVE List V5
Vulnerability Title
iperf 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
iperf是ESnet开源的一种主动测量 IP 网络上可实现的最大带宽的工具。 iperf 3.19.1之前版本存在安全漏洞，该漏洞源于net.c存在缓冲区溢出，可能导致程序崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ES iperf3 0 ~ 3.19.1 -

II. Public POCs for CVE-2025-54351

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9042 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-54351

请登录查看更多情报信息。

Same Patch Batch · ES · 2025-08-03 · 3 CVEs total

CVE-2025-54349 6.5 MEDIUM iperf 安全漏洞
CVE-2025-54350 3.7 LOW iperf 安全漏洞

IV. Related Vulnerabilities

Same product: iperf3
Same vendor: ES
Same weakness: CWE-420

V. Comments for CVE-2025-54351

No comments yet

Leave a comment