{"id":"DEBIAN-CVE-2010-4344","details":"Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging.","modified":"2026-09-18T07:00:50.460162650Z","published":"2010-12-14T16:00:04.163Z","upstream":["CVE-2010-4344"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2010-4344"}],"affected":[{"package":{"name":"exim4","ecosystem":"Debian:12","purl":"pkg:deb/debian/exim4?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.70-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2010-4344.json"}},{"package":{"name":"exim4","ecosystem":"Debian:13","purl":"pkg:deb/debian/exim4?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.70-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2010-4344.json"}},{"package":{"name":"exim4","ecosystem":"Debian:14","purl":"pkg:deb/debian/exim4?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.70-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2010-4344.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}