{"cve":{"cve_id":"CVE-2004-2771","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.06858,"epss_percentile":0.93962,"epss_as_of":"2026-10-15","description":"The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an email address.","published_at":"2014-12-24T18:00:00Z","last_modified_at":"2026-09-23T13:10:00.153000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-20"],"nvd_references":["http://linux.oracle.com/errata/ELSA-2014-1999.html","http://www.debian.org/security/2014/dsa-3105","http://secunia.com/advisories/61693","https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278748","http://seclists.org/oss-sec/2014/q4/1066","http://secunia.com/advisories/60940","http://secunia.com/advisories/61585","http://rhn.redhat.com/errata/RHSA-2014-1999.html"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-09-24T21:37:34.442612Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"bsd-mailx-project","vendor_name":"bsd_mailx_project","product_slug":"bsd-mailx","product_name":"bsd_mailx","version_start":null,"version_start_inclusive":null,"version_end":"8.1.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:bsd_mailx_project:bsd_mailx:*:*:*:*:*:*:*:*"},{"vendor_slug":"heirloom","vendor_name":"heirloom","product_slug":"mailx","product_name":"mailx","version_start":null,"version_start_inclusive":null,"version_end":"12.5","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:heirloom:mailx:*:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"linux","product_name":"linux","version_start":"6","version_start_inclusive":true,"version_end":"6","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"linux","product_name":"linux","version_start":"7","version_start_inclusive":true,"version_end":"7","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"6.0","version_start_inclusive":true,"version_end":"6.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"7.0","version_start_inclusive":true,"version_end":"7.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://linux.oracle.com/errata/ELSA-2014-1999.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.debian.org/security/2014/dsa-3105","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/61693","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278748","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://seclists.org/oss-sec/2014/q4/1066","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://secunia.com/advisories/60940","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/61585","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1999.html","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2014-12-24T18:00:00Z","label":"CVE published","source":null}]}