iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.
Priority MEDIUM 43CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.
Summary
iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01957 80th percentileScored 2026-11-07
Fix Fixed Red Hat: 8 advisories
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:es:iperf3:*:*:*:*:*:*:*:* | before 3.14 | Vulnerable | ES |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* | 37 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* | 38 | Vulnerable | Fedoraproject |
| cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | NetApp |
| cpe:2.3:o:netapp:clustered_data_ontap:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | NetApp |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | before 13.6.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:macos:14.0:*:*:*:*:*:*:* | 14.0 | Vulnerable | Apple |
- cpe:2.3:a:es:iperf3:*:*:*:*:*:*:*:* Versions before 3.14 Vulnerable ·ES
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* Versions 37 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* Versions 38 Vulnerable ·Fedoraproject
- cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
- cpe:2.3:o:netapp:clustered_data_ontap:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·NetApp
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 13.6.1 Vulnerable ·Apple
- cpe:2.3:o:apple:macos:14.0:*:*:*:*:*:*:* Versions 14.0 Vulnerable ·Apple
Remediation
Red Hat 8 advisories
- RHSA-2023:4570 Released 2023-08-08 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream (v. 8) iperf3-3.5-7.el8_8
- RHSA-2023:4571 Released 2023-08-08 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream (v. 9) iperf3-3.9-10.el9_2
- RHSA-2023:4432 Released 2023-08-02 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) iperf3-3.5-7.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) iperf3-3.5-7.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) iperf3-3.5-7.el8_4
Show 5 more Red Hat advisories
- RHSA-2023:4431 Released 2023-08-02 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream EUS (v.9.0) iperf3-3.9-10.el9_0
- RHSA-2023:4414 Released 2023-08-01 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream EUS (v.8.6) iperf3-3.5-7.el8_6
- RHSA-2023:4415 Released 2023-08-01 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) iperf3-3.5-4.el8_2
- Red Hat Enterprise Linux AppStream E4S (v. 8.2) iperf3-3.5-4.el8_2
- Red Hat Enterprise Linux AppStream TUS (v. 8.2) iperf3-3.5-4.el8_2
- RHSA-2023:4416 Released 2023-08-01 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux AppStream E4S (v. 8.1) iperf3-3.5-4.el8_1
- RHSA-2023:4326 Released 2023-07-31 · Red Hat rating Importantiperf3 security update
- Red Hat Enterprise Linux Client (v. 7) iperf3-3.1.7-3.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) iperf3-devel-3.1.7-3.el7_9
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) iperf3-devel-3.1.7-3.el7_9
- Red Hat Enterprise Linux Server (v. 7) iperf3-3.1.7-3.el7_9, iperf3-3.1.7-3.el7_9.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) iperf3-devel-3.1.7-3.el7_9, iperf3-devel-3.1.7-3.el7_9.ppc
- Red Hat Enterprise Linux Workstation (v. 7) iperf3-3.1.7-3.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) iperf3-devel-3.1.7-3.el7_9
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2023:4570 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:4571 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2023:4415 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2023:4432 |
| Red Hat Enterprise Linux AppStream E4S (v. 8.1) | Fixed | RHSA-2023:4416 |
| Red Hat Enterprise Linux AppStream E4S (v. 8.2) | Fixed | RHSA-2023:4415 |
| Red Hat Enterprise Linux AppStream E4S (v.8.4) | Fixed | RHSA-2023:4432 |
| Red Hat Enterprise Linux AppStream EUS (v.8.6) | Fixed | RHSA-2023:4414 |
| Red Hat Enterprise Linux AppStream EUS (v.9.0) | Fixed | RHSA-2023:4431 |
| Red Hat Enterprise Linux AppStream TUS (v. 8.2) | Fixed | RHSA-2023:4415 |
| Red Hat Enterprise Linux AppStream TUS (v.8.4) | Fixed | RHSA-2023:4432 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2023:4326 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2023:4326 |
Timeline
- 2026-10-02 Threatist record created from CVE-2023-38403
- 2026-10-03 Alias added: GHSA-hgwq-wchh-f9vv
References
Advisory 12
- https://downloads.es.net/pub/iperf/esnet-secadv-2023-0001.txt.asc
- https://bugs.debian.org/1040830
- https://github.com/esnet/iperf/issues/1542
- https://cwe.mitre.org/data/definitions/130.html
- [debian-lts-announce] 20230725 [SECURITY] [DLA 3506-1] iperf3 security update
- FEDORA-2023-5f3b4c0b97
- FEDORA-2023-04243a1845
- https://security.netapp.com/advisory/ntap-20230818-0016/
- https://support.apple.com/kb/HT213984
- https://support.apple.com/kb/HT213985
- 20231025 APPLE-SA-10-25-2023-4 macOS Sonoma 14.1
- 20231025 APPLE-SA-10-25-2023-5 macOS Ventura 13.6.1
Sources
- CVE-2023-38403 · CVE Program
- CVE-2023-38403 · NVD
- FIRST EPSS
- GHSA-hgwq-wchh-f9vv · GitHub Advisory Database · CC BY 4.0
- CVE-2023-38403 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences