{"id":53911,"date":"2019-12-13T00:00:00","date_gmt":"2019-12-12T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-sistemy-filtratsii-spama-spamassassin-3-4-3"},"modified":"2020-02-18T14:01:51","modified_gmt":"2020-02-18T11:01:51","slug":"vypusk-sistemy-filtratsii-spama-spamassassin-3-4-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-sistemy-filtratsii-spama-spamassassin-3-4-3","title":{"rendered":"Lansarea sistemului de filtrare a spamului SpamAssassin 3.4.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dup\u0103 un an de dezvoltare <noindex><a rel=\"nofollow\" href=\"https:\/\/spamassassin.apache.org\/news.html\">disponibil<\/a><\/noindex> lansarea platformei de filtrare a spamului \u2014 <noindex><a rel=\"nofollow\" href=\"http:\/\/spamassassin.apache.org\">SpamAssassin 3.4.3<\/a><\/noindex>. SpamAssassin implementeaz\u0103 o abordare cuprinz\u0103toare \u00een luarea deciziilor de blocare: mesajul este supus unei serii de verific\u0103ri (analiz\u0103 de context, liste negre \u0219i albe DNSBL, clasificatori bayesieni \u00eenv\u0103\u021babili, verificare pe baz\u0103 de semn\u0103turi, autentificarea expeditorului prin SPF \u0219i DKIM etc.). Dup\u0103 evaluarea mesajului prin diverse metode, se acumuleaz\u0103 un anumit coeficient de greutate. Dac\u0103 coeficientul calculat dep\u0103\u0219e\u0219te un anumit prag \u2014 mesajul este blocat sau marcat ca spam. Se suport\u0103 instrumente de actualizare automat\u0103 a regulilor de filtrare. Pachetul poate fi utilizat at\u00e2t pe sisteme client c\u00e2t \u0219i pe servere. Codul SpamAssassin este scris \u00een Perl \u0219i este distribuit sub licen\u021ba Apache.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"http:\/\/svn.apache.org\/repos\/asf\/spamassassin\/branches\/3.4\/build\/announcements\/3.4.3.txt\">Caracteristici<\/a><\/noindex> lansarea noului versiuni:<\/p>\n<ul>\n<li class=\"l\"> A fost ad\u0103ugat un nou plugin OLEVBMacro, destinat identific\u0103rii macro-urilor OLE \u0219i codului VB \u00een documente;\n<li class=\"l\"> A crescut viteza \u0219i securitatea scan\u0103rii mesajelor mari \u00een prezen\u021ba set\u0103rilor body_part_scan_size \u0219i<br \/>\nrawbody_part_scan_size;<\/p>\n<li class=\"l\"> \u00cen regulile de procesare a corpului mesajului (body) a fost ad\u0103ugat suport pentru flagul \u201enosubject\u201d pentru a opri c\u0103utarea titlului Subject ca parte a textului din corpul mesajului;\n<li class=\"l\"> Din motive de securitate, op\u021biunea \u2018sa-update \u2014allowplugins\u2019 a fost declarat\u0103 \u00eenvechit\u0103;\n<li class=\"l\"> \u00cen set\u0103ri a fost ad\u0103ugat un nou cuv\u00e2nt cheie \u201esubjprefix\u201d pentru a ad\u0103uga un prefix la subiectul mesajului atunci c\u00e2nd se activeaz\u0103 regula. \u00cen \u0219abloane a fost ad\u0103ugat tagul \u201e_SUBJPREFIX_\u201d, care reflect\u0103 valoarea set\u0103rii \u201esubjprefix\u201d;\n<li class=\"l\"> \u00cen pluginul DNSEval a fost ad\u0103ugat\u0103 op\u021biunea rbl_headers pentru a determina antetele la care trebuie aplicat\u0103 verificarea \u00een listele RBL;\n<li class=\"l\"> A fost ad\u0103ugat\u0103 func\u021bia check_rbl_ns_from pentru a verifica serverul DNS \u00een lista RBL. A fost ad\u0103ugat\u0103 func\u021bia check_rbl_rcvd pentru a verifica domeniile sau adresele IP din toate antetele Received \u00een RBL;\n<li class=\"l\"> \u00cen func\u021bia check_hashbl_emails au fost ad\u0103ugate op\u021biuni pentru a determina antetele, a c\u0103ror con\u021binut trebuie verificat \u00een RBL sau ACL;\n<li class=\"l\"> A fost ad\u0103ugat\u0103 func\u021bia check_hashbl_bodyre pentru a c\u0103uta \u00een corpul mesajului utiliz\u00e2nd o expresie regulat\u0103 \u0219i pentru a verifica potrivirile g\u0103site \u00een RBL;\n<li class=\"l\"> A fost ad\u0103ugat\u0103 func\u021bia check_hashbl_uris pentru a identifica URL-urile \u00een corpul mesajului \u0219i a le verifica \u00een RBL;\n<li class=\"l\"> A fost eliminat\u0103 vulnerabilitatea (CVE-2018-11805), care permitea executarea comenzilor de sistem din fi\u0219ierele CF (fi\u0219ierele de configurare SpamAssassin) f\u0103r\u0103 a afi\u0219a informa\u021bii despre execu\u021bia acestora;\n<li class=\"l\"> A fost remediat\u0103 vulnerabilitatea (CVE-2019-12420), care putea fi utilizat\u0103 pentru a provoca un refuz de serviciu prin procesarea unui e-mail cu o sec\u021biune Multipart special conceput\u0103.\n<\/ul>\n<p>Dezvoltatorii SpamAssassin au anun\u021bat, de asemenea, preg\u0103tirea versiunii 4.0, \u00een care va fi implementat\u0103 o procesare complet\u0103 integrat\u0103 UTF-8. De la 1 martie 2020, publicarea regulilor cu semn\u0103turi bazate pe algoritmul SHA-1 va fi, de asemenea, oprit\u0103 (\u00een versiunea 3.4.2, SHA-256 \u0219i SHA-512 au \u00eenlocuit SHA-1).<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52014\">opennet.ro<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u0441\u043f\u0430\u043c\u0430 &#8212; SpamAssassin 3.4.3. \u0412 SpamAssassin \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d \u043a\u043e\u043c\u043f\u043b\u0435\u043a\u0441\u043d\u044b\u0439 \u043f\u043e\u0434\u0445\u043e\u0434 \u0432 \u043f\u0440\u0438\u043d\u044f\u0442\u0438\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u043e \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438: \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 \u043f\u043e\u0434\u0432\u0435\u0440\u0433\u0430\u0435\u0442\u0441\u044f \u0440\u044f\u0434\u0443 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u043a (\u043a\u043e\u043d\u0442\u0435\u043a\u0441\u0442\u043d\u044b\u0439 \u0430\u043d\u0430\u043b\u0438\u0437, \u0447\u0435\u0440\u043d\u044b\u0435 \u0438 \u0431\u0435\u043b\u044b\u0435 \u0441\u043f\u0438\u0441\u043a\u0438 DNSBL, \u043e\u0431\u0443\u0447\u0430\u0435\u043c\u044b\u0435 \u0431\u0430\u0439\u0435\u0441\u043e\u0432\u0441\u043a\u0438\u0435 \u043a\u043b\u0430\u0441\u0441\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b, \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043f\u043e \u0441\u0438\u0433\u043d\u0430\u0442\u0443\u0440\u0430\u043c, \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u0435\u043b\u044f \u043f\u043e SPF \u0438 DKIM \u0438 \u0442.\u043f.). \u041f\u043e\u0441\u043b\u0435 \u043e\u0446\u0435\u043d\u043a\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u044f \u0440\u0430\u0437\u043d\u044b\u043c\u0438 \u043c\u0435\u0442\u043e\u0434\u0430\u043c\u0438, \u043d\u0430\u043a\u0430\u043f\u043b\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0439 \u0432\u0435\u0441\u043e\u0432\u043e\u0439 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-53911","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u0441\u043f\u0430\u043c\u0430 -\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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