{"cve":"CVE-2009-3235","nvd":{"published":"2009-09-17T10:30:01.327","modified":"2026-06-16T23:11:11.957","status":"Modified","description":"Multiple stack-based buffer overflows in the Sieve plugin in Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, as derived from Cyrus libsieve, allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted SIEVE script, as demonstrated by forwarding an e-mail message to a large number of recipients, a different vulnerability than CVE-2009-2632.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://dovecot.org/list/dovecot-news/2009-September/000135.html","http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html","http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html","http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html","http://secunia.com/advisories/36698"],"products":["dovecot:dovecot"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-3235","score":0.0404,"percentile":0.90617,"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."]}