CVE-2003-0540

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wietse_venema:postfix:1.0.21:*:*:*:*:*:*:*", "matchCriteriaId": "F8C70650-45F8-42F1-863E-C14CFD27986D", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:1.1.11:*:*:*:*:*:*:*", "matchCriteriaId": "6886742C-C8CF-4DE8-812C-30CB19984329", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:1.1.12:*:*:*:*:*:*:*", "matchCriteriaId": "560E65A3-1583-45D5-AAB4-352E09B74C21", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:1999-09-06:*:*:*:*:*:*:*", "matchCriteriaId": "D8F498EC-BAB8-44E9-A1E9-F5FE59D969E7", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:1999-12-31:*:*:*:*:*:*:*", "matchCriteriaId": "3AC09670-77D3-40B7-BD0A-2F447FAB272E", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:2000-02-28:*:*:*:*:*:*:*", "matchCriteriaId": "711ECD8D-66D7-414E-B509-9F10A93FCED8", "vulnerable": true}, {"criteria": "cpe:2.3:a:wietse_venema:postfix:2001-11-15:*:*:*:*:*:*:*", "matchCriteriaId": "0C6E6C91-AE96-481F-92F5-C56F45ABE8E3", "vulnerable": true}, {"criteria": "cpe:2.3:o:conectiva:linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "97177EF7-8FC4-4D4D-A8D9-3628AA0035FB", "vulnerable": true}, {"criteria": "cpe:2.3:o:conectiva:linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "CD14661C-E3BE-44DF-BC8D-294322BF23EA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The address parser code in Postfix 1.1.12 and earlier allows remote attackers to cause a denial of service (lock) via (1) a malformed envelope address to a local host that would generate a bounce and contains the \".!\" string in the MAIL FROM or Errors-To headers, which causes nqmgr to lock up, or (2) via a valid MAIL FROM with a RCPT TO containing a \".!\" string, which causes an instance of the SMTP listener to lock up."}, {"lang": "es", "value": "El c\u00f3digo de procesamiento de direcciones en Postfix 1.1.12 y anteriores permite a atacantes remotos causar una denegaci\u00f3n de servicio (bloqueo) mediante (1) una direcci\u00f3n envoltorio malformada a una m\u00e1quina local que generar\u00eda un rebote y que contenga la cadena \".!\" en las cabeceras MAIL FROM Y Errors-To, lo que hace que nqmgrse cuelge, o (2) mediante un MAIL FROM con un RCPT TO conteniendo una cadena \".!\", lo que hace que una instancia del oyente SMTP se cuelgue."}], "id": "CVE-2003-0540", "lastModified": "2026-06-16T22:02:23.597", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2003-08-27T04:00:00.000", "references": [{"source": "cve@mitre.org", "url": "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000717"}, {"source": "cve@mitre.org", "url": "http://lists.grok.org.uk/pipermail/full-disclosure/2003-August/007693.html"}, {"source": "cve@mitre.org", "url": "http://marc.info/?l=bugtraq&m=106001525130257&w=2"}, {"source": "cve@mitre.org", "url": "http://marc.info/?l=bugtraq&m=106029188614704&w=2"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/9433"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.debian.org/security/2003/dsa-363"}, {"source": "cve@mitre.org", "tags": ["US Government Resource"], "url": 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"af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.redhat.com/support/errata/RHSA-2003-251.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/8333"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A544"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2003:251", "cpe": "cpe:/o:redhat:linux:7.3", "product_name": "Red Hat Linux 7.3", "release_date": "2003-08-04T00:00:00Z"}, {"advisory": "RHSA-2003:251", "cpe": "cpe:/o:redhat:linux:8.0", "product_name": "Red Hat Linux 8.0", "release_date": "2003-08-04T00:00:00Z"}, {"advisory": "RHSA-2003:251", "cpe": "cpe:/o:redhat:linux:9", "product_name": "Red Hat Linux 9", "release_date": "2003-08-04T00:00:00Z"}], "bugzilla": {"description": "security flaw", "id": "1617046", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1617046"}, "csaw": false, "details": ["The address parser code in Postfix 1.1.12 and earlier allows remote attackers to cause a denial of service (lock) via (1) a malformed envelope address to a local host that would generate a bounce and contains the \".!\" string in the MAIL FROM or Errors-To headers, which causes nqmgr to lock up, or (2) via a valid MAIL FROM with a RCPT TO containing a \".!\" string, which causes an instance of the SMTP listener to lock up."], "name": "CVE-2003-0540", "public_date": "2003-08-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2003-0540\nhttps://nvd.nist.gov/vuln/detail/CVE-2003-0540"]}

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