{"cve":"CVE-2018-18409","nvd":{"published":"2018-10-17T04:29:00.893","modified":"2026-06-17T01:47:15.897","status":"Modified","description":"A stack-based buffer over-read exists in setbit() at iptree.h of TCPFLOW 1.5.0, due to received incorrect values causing incorrect computation, leading to denial of service during an address_histogram call or a get_histogram call.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-125"],"references":["https://github.com/simsong/tcpflow/issues/195","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K6MP4YMCJX4ITOBFX427UMOA6E7ZLJDE/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MN5FW6HKPDP7PI2IVNMFSQVIDSCQ5BOR/","https://usn.ubuntu.com/3955-1/","https://github.com/simsong/tcpflow/issues/195"],"products":["canonical:ubuntu_linux","digitalcorpora:tcpflow","fedoraproject:fedora"],"source":"nvd","synced_at":"2026-10-19T20:53:59.789560037+00:00"},"epss":{"cve":"CVE-2018-18409","score":0.01302,"percentile":0.70491,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}