{"cve":"CVE-2020-7455","nvd":{"published":"2020-05-13T16:15:13.120","modified":"2026-06-17T03:24:48.910","status":"Modified","description":"In FreeBSD 12.1-STABLE before r360973, 12.1-RELEASE before p5, 11.4-STABLE before r360973, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, the FTP packet handler in libalias incorrectly calculates some packet length allowing disclosure of small amounts of kernel (for kernel NAT) or natd process space (for userspace natd).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.5},"cwes":["CWE-772"],"references":["https://security.FreeBSD.org/advisories/FreeBSD-SA-20:13.libalias.asc","https://security.netapp.com/advisory/ntap-20200518-0005/","https://www.zerodayinitiative.com/advisories/ZDI-20-661/","https://security.FreeBSD.org/advisories/FreeBSD-SA-20:13.libalias.asc","https://security.netapp.com/advisory/ntap-20200518-0005/"],"products":["freebsd:freebsd"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-7455","score":0.00546,"percentile":0.45774,"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."]}