{"cve":"CVE-2020-9273","nvd":{"published":"2020-02-20T16:15:11.950","modified":"2026-06-17T03:27:40.820","status":"Modified","description":"In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the data transfer channel. This triggers a use-after-free in alloc_pool in pool.c, and possible remote code execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-416"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00002.html","http://www.openwall.com/lists/oss-security/2021/08/25/1","http://www.openwall.com/lists/oss-security/2021/09/06/2","https://cert-portal.siemens.com/productcert/pdf/ssa-679335.pdf","https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES"],"products":["debian:debian_linux","fedoraproject:fedora","opensuse:backports_sle","opensuse:leap","proftpd:proftpd","siemens:simatic_net_cp_1543-1_firmware","siemens:simatic_net_cp_1545-1_firmware"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-9273","score":0.11823,"percentile":0.96089,"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."]}