CVE-2025-54351
Published: 03 August 2025
Summary
CVE-2025-54351 is a high-severity Unprotected Alternate Channel (CWE-420) vulnerability in Es Iperf3. Its CVSS base score is 8.9 (High).
Operationally, ranked at the 49.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-23458
Vulnerability details
In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv).
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Usage restrictions and authorization for remote access protect against unprotected alternate channels.
TSCM surveys detect and neutralize unprotected alternate channels introduced by surveillance equipment or modifications.
Removes or disables unprotected alternate I/O channels that could otherwise be used to bypass primary controls.