{"id":"CVE-2011-0739","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-0739","generatedAt":"2026-10-27T23:08:09.719Z","title":"The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.","description":"The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.","published":"2011-02-02T01:00:07.000Z","lastModified":"2026-06-16T23:27:59.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":6.8,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P"},"cwe":["CWE-20"],"affected":["mikel lindsaar/mail"],"epss":{"score":0.02706,"percentile":0.85859,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.71%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://osvdb.org/70667","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/43077","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/46021","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2011/0233","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/65010","source":"cve@mitre.org"},{"url":"https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://osvdb.org/70667","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43077","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/46021","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0233","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/65010","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-0739","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}