{"cve":"CVE-2013-4359","nvd":{"published":"2013-09-30T21:55:07.347","modified":"2026-06-16T23:57:05.613","status":"Modified","description":"Integer overflow in kbdint.c in mod_sftp in ProFTPD 1.3.4d and 1.3.5r3 allows remote attackers to cause a denial of service (memory consumption) via a large response count value in an authentication request, which triggers a large memory allocation.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://bugs.proftpd.org/show_bug.cgi?id=3973","http://kingcope.wordpress.com/2013/09/11/proftpd-mod_sftpmod_sftp_pam-invalid-pool-allocation-in-kbdint-authentication/","http://lists.opensuse.org/opensuse-updates/2013-10/msg00032.html","http://lists.opensuse.org/opensuse-updates/2015-06/msg00020.html","http://www.debian.org/security/2013/dsa-2767"],"products":["proftpd:proftpd"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2013-4359","score":0.02985,"percentile":0.87301,"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."]}