{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2025-54349","sourceIdentifier":"cve@mitre.org","published":"2025-08-03T02:15:35.597","lastModified":"2026-06-17T09:39:54.910","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In iperf before 3.19.1, iperf_auth.c has an off-by-one error and resultant heap-based buffer overflow."},{"lang":"es","value":"En iperf anterior a 3.19.1, iperf_auth.c tiene un error de un valor y como resultado se produce un desbordamiento de búfer basado en el montón."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"ES","product":"iperf3","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"3.19.1","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":3.7},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":10.0,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":6.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-08-04T13:10:43.864344Z","id":"CVE-2025-54349","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-193"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:es:iperf3:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"3.19.1","matchCriteriaId":"75CF00BA-E4B2-4A40-98F5-3E016AB402E0"}]}]}],"references":[{"url":"https://github.com/esnet/iperf/commit/4e5313bab0b9b3fe03513ab54f722c8a3e4b7bdf","source":"cve@mitre.org","tags":["Patch"]},{"url":"https://github.com/esnet/iperf/releases/tag/3.19.1","source":"cve@mitre.org","tags":["Release Notes"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00020.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}