{"id":"CVE-2023-7250","aliases":[],"cve":{"records":[{"id":"CVE-2023-7250","source":"redhat","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2024-03-15T15:21:36.481Z","published":"2024-03-18T12:21:24.985Z","modified":"2026-11-05T11:38:16.904Z"}],"publishers":[{"name":"redhat","role":"CNA","organizationId":"53f830b8-0a3f-465b-8143-3b8a9948e749","modified":"2026-11-05T11:38:16.904Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2024-07-05T17:22:57.899Z"},{"name":"CVE","role":"ADP","organizationId":"af854a3a-2127-422b-91ae-364da2661108","modified":"2025-11-03T20:36:22.735Z"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2024:4241","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2024:9185","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/security/cve/CVE-2023-7250","tags":["vdb-entry","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2244707","tags":["issue-tracking","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2024:4241","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"source":"CVE"},{"url":"https://access.redhat.com/security/cve/CVE-2023-7250","tags":["vdb-entry","x_refsource_REDHAT","x_transferred"],"source":"CVE"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2244707","tags":["issue-tracking","x_refsource_REDHAT","x_transferred"],"source":"CVE"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00027.html","tags":[],"source":"CVE"}],"weaknesses":[{"id":"CWE-183","description":"Permissive List of Allowed Inputs","source":"redhat"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2024-03-21T15:29:57.730662Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Iperf3: possible denial of service","titleSource":"redhat","descriptionSource":"redhat","description":"A flaw was found in iperf, a utility for testing network performance using TCP, UDP, and SCTP. A malicious or malfunctioning client can send less than the expected amount of data to the iperf server, which can cause the server to hang indefinitely waiting for the remainder or until the connection gets closed. This will prevent other connections to the server, leading to a denial of service.","score":5.3,"severity":"medium","published":"2024-03-18T12:21:24.985Z","modified":"2026-11-05T11:38:16.904Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[{"version":"0:3.5-10.el8_10","status":"unaffected","lessThan":"*","versionType":"rpm"}],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:8::appstream"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2023-7250"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[{"version":"0:3.9-13.el9","status":"unaffected","lessThan":"*","versionType":"rpm"}],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:9::appstream"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2023-7250"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"unknown","cpes":["cpe:/o:redhat:rhel_els:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2023-7250"}],"remediation":[],"references":["https://access.redhat.com/errata/RHSA-2024:4241","https://access.redhat.com/errata/RHSA-2024:9185","https://access.redhat.com/security/cve/CVE-2023-7250","https://bugzilla.redhat.com/show_bug.cgi?id=2244707","https://lists.debian.org/debian-lts-announce/2025/01/msg00027.html"],"sources":[{"name":"CVE","id":"CVE-2023-7250","modified":"2026-11-05T11:38:16.904Z","url":"https://www.cve.org/CVERecord?id=CVE-2023-7250"}],"assessments":[{"source":"redhat","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3}],"sourceAffected":[],"observedAt":"2026-11-05T12:45:48.501Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T03:00:33.317Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"A flaw in iperf3 may cause a denial of service if a malicious client sends less data than expected, causing the server to hang. The affected versions are unclear. A malicious client with network access is required to exploit the weakness.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-05T12:56:15.636Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2023-7250"}]}}