Information Exposure Affecting iperf3 package, versions <0:3.9-13.el9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.1% (62nd percentile)

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  • Snyk IDSNYK-RHEL9-IPERF3-12422290
  • published1 Sept 2025
  • disclosed15 May 2024

Introduced: 15 May 2024

CVE-2024-26306  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade RHEL:9 iperf3 to version 0:3.9-13.el9 or higher.
This issue was patched in RHSA-2024:9185.

NVD Description

Note: Versions mentioned in the description apply only to the upstream iperf3 package and not the iperf3 package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

iPerf3 before 3.17, when used with OpenSSL before 3.2.0 as a server with RSA authentication, allows a timing side channel in RSA decryption operations. This side channel could be sufficient for an attacker to recover credential plaintext. It requires the attacker to send a large number of messages for decryption, as described in "Everlasting ROBOT: the Marvin Attack" by Hubert Kario.

CVSS Base Scores

version 3.1