Integer Overflow or Wraparound The advisory has been revoked - it doesn't affect any version of package iperf3 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-IPERF3-12352715
- published1 Sept 2025
- disclosed11 Jul 2023
Introduced: 11 Jul 2023
CVE-2023-38403 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream iperf3 package and not the iperf3 package as distributed by RHEL.
iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.
References
- https://access.redhat.com/security/cve/CVE-2023-38403
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BV6EBWWF4PEQKROEVXGYSTIT2MGBTLU7/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M25Z5FHTO3XWMGP37JHJ7IIIHSGCLKEV/
- http://seclists.org/fulldisclosure/2023/Oct/24
- http://seclists.org/fulldisclosure/2023/Oct/26
- https://bugs.debian.org/1040830
- https://cwe.mitre.org/data/definitions/130.html
- https://downloads.es.net/pub/iperf/esnet-secadv-2023-0001.txt.asc
- https://github.com/esnet/iperf/commit/0ef151550d96cc4460f98832df84b4a1e87c65e9
- https://github.com/esnet/iperf/issues/1542
- https://lists.debian.org/debian-lts-announce/2023/07/msg00025.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BV6EBWWF4PEQKROEVXGYSTIT2MGBTLU7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M25Z5FHTO3XWMGP37JHJ7IIIHSGCLKEV/
- https://security.netapp.com/advisory/ntap-20230818-0016/
- https://support.apple.com/kb/HT213984
- https://support.apple.com/kb/HT213985