What’s Vulnerable › Vulnerabilities

CVE-2025-54351

• Severity: critical (CVSS 10.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-03 · updated 2026-06-17
• Weakness: CWE-420

Description

In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv).

Affected products

• ES iperf3: 3.19

References

• https://github.com/esnet/iperf/commit/969b7f70c447513e92c9798f22e82b40ebc53bf0
• https://github.com/esnet/iperf/releases/tag/3.19.1

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