Home/CVE/iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.
CVE

CVE-2023-38403

iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.

iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.

HIGH · CVSS 7.5 EPSS 0.01336
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

7
es iperf3< 3.14
debian linuxall versions
fedoraproject fedoraall versions
netapp ontap select deploy administration utilityall versions
netapp clustered data ontapall versions
apple macos< 13.6.1
apple macosall versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Jul 2023 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

14
suse-csafopenSUSE-SU-2024:13060-1
usnUSN-6431-2
usnUSN-6431-1
suse-csafSUSE-SU-2023:3887-1
msrcCVE-2023-38403
🔗

References & Sources

13
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2023/Oct/24Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Oct/26Mailing ListThird Party Advisory
https://bugs.debian.org/1040830Third Party Advisory
https://cwe.mitre.org/data/definitions/130.htmlThird Party Advisory
https://downloads.es.net/pub/iperf/esnet-secadv-2023-0001.txt.ascVendor Advisory
https://github.com/esnet/iperf/commit/0ef151550d96cc4460f98832df84b4a1e87c65e9Patch
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