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<td style="font-size:0%" valign="top" align="left"><img src="https://image.email.microsoftemail.com/lib/fec516707d63037f/m/10/7fda232f-fd76-468c-87da-4a91a3ea070c.png" style="display: block; border: medium none;" alt="MSCDEPLOYED-ST374877." border="0"></td></tr><tr><td><table width="100%" cellspacing="0" cellpadding="0" border="0" bgcolor="#ffffff"><tbody><tr><td valign="top" align="center"></td></tr><tr><td><table width="90%" cellspacing="0" cellpadding="0" border="0" bgcolor="#ffffff" align="center"><tbody><tr><td width="20%"><img alt="Microsoft Logo." src="https://image.email.microsoftemail.com/lib/fe6e15707566047a7711/m/6/9429bc5c-22dd-444a-aa33-41f6155ad444.png" style="border-width: 0px; display: block;" width="97" height="21" border="0"></td>
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<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="top" align="left">Estimado cliente,</td>
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<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="top" align="left">Em 2 de
Março a Microsoft lançou patches para
várias
vulnerabilidades
zero-day no
Microsoft
Exchange
Server que
estão sendo
exploradas
pelo grupo <a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e51baf7e7ea060a9acc74bd96a05830cf1f971db238b36fb3b285b6c5919a631c16a40e04fa2dc106ff78397468bd9c917" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Hafnium,
a new
nation-state
cyberattacks</a>.
As
vulnerabilidades
existem nos
Servidores
Exchange on-premises versões
2010,
2013, 2016 e
2019. <b>Os
serviços de
Exchange
Online não
estão sendo
afetados.</b></td>
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<td valign="top"> </td>
</tr>
<tr>
<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="top" align="left">Gostaria de garantir que você
estivesse
ciente da
situação e
pedimos que
você apoie na
condução das
etapas
de remediação
imediatas.</td>
</tr>
<tr>
<td valign="top" align="left"> </td>
</tr>
<tr>
<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="middle" align="left">Para servidores
Exchange On-Premise,
pedimos que
você direcione
suas equipes
para <i>iniciar
as ações
imediatamente</i> para
avaliar sua
infraestrutura
de Exchange e
corrigir
possíveis
servidores
vulneráveis,
sendo a
primeira
prioridade
deve
ser servidores com
exposição à
Internet (<i>por
exemplo, </i>servidores
que publicam o
Outlook na
web/OWA e
ECP). Para
corrigir essas
vulnerabilidades, você deve buscar pelas últimas <b>Atualizações
Cumulativas do
Exchange</b> e,
em seguida,
instalar as <b>atualizações
de segurança</b> relevantes
em cada
Servidor de
Exchange. Você
pode usar o
script
Exchange
Server Health Checker,
que pode ser
baixado no <a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5a79450318cff4cbbd45be413f1004449d5c1e4577000c00f34a565c04722a4a540381424b6c1f0b3b8765e5a003de2ce" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Biblioteca
GitHub</a>
(use a versão
mais recente).
A execução
deste script
mostrará se
você está
atrasado na
aplicação das
atualizações
do seu
Exchange
Servidor
Server on premisses
(este script
não suporta o
Exchange
Server 2010).</td>
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<td valign="top" align="left"> </td>
</tr>
<tr>
<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="top" align="left">Também recomendamos que sua
equipe de
segurança
avalie se as
vulnerabilidades
já estão sendo
exploradas,
usando as
instruções e
os <b>Indicadores
de
Comprometimento</b>
<a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e53288f23d48436f493bd327092e2fbd387a3d80f9ee9a3215774a465b672f948761a2be403f071969d12891a1466fcb8d" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">publicados
neste artigo</a></td>
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<tr>
<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:11pt;line-height:normal;text-align:left;color:rgb(0,0,0)" valign="top" align="left"><b>Informações para
ajudar você e
suas equipes :</b></td>
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<tr>
<td valign="top" align="left"> </td>
</tr>
<tr>
<td align="left">
<table width="95%" cellspacing="0" cellpadding="0" border="0">
<tbody>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5466459c831bae7755b0105540485aa4fc1d6d48e7715d2808bbb61ff3ab90b9f29ca96af8fe88bef65688bc5b21471d5" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Lançamento
da atualização
de segurança
de 2 de março
de 2021 -
Notas de
lançamento -
Guia de
Atualização de
Segurança -
Microsoft</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5b11dde30a1a30f6650192e761997f2f2ead34a1ab06e9ec7031f491791f22e7fe9b403b8be045b6270ea466211ce9c01" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-26412</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5c07bfd92cad013f4938a251adaff6781195cf0ce63d7a15c32916635161b187972507b1aab7f411850fde6c12e2874d0" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-26854</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5cd06a846a81e390052b53a80bc097f9e141ca58f7252242c827b5992e6e55d536a3bf3ef6aa44183df30bec4efff777f" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-26855</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5367f223e6290b0b117bdcd64e8462955a3c271f26ef3d37a7d440efd3669cddf1b7f477946609c710cdc0baac656730e" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-26857</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5f0f695fedd4b5d14f6609814d668d4f77145b80a08b22d6d7b32aa7ec558c0f08eacff013ee2bce5631cff1398a654ff" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-26858</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5069767b778b50a010b0694ead016cbfa81c8c98e555eb520f997ae8b8cc858715510fe85e18304f1c36308670ad1fcfa" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-27065</a></td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5697770a46019cc068abc2d8ad6f75cb9998665f4a67bdee80141aea9319b5201f8826b4f885a879aee08e90bdac9b449" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">CVE-2021-27078</a></td>
</tr>
</tbody>
</table>
</td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td>Exchange
Team Blog Post
– <a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e57ea5ac1d87a665a9b8ec487447410a07a3ef91613420c41341149a0f63fc84dccbb6c8296ad382835d34ad7d407d3952" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Tech
Community
Microsoft</a></td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td>Microsoft
Security
Response
Center - <a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e57ea5ac1d87a665a9b8ec487447410a07a3ef91613420c41341149a0f63fc84dccbb6c8296ad382835d34ad7d407d3952" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Microsoft
Tech Community</a></td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td><a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5b5690b1de1c4fb5593e40ca9e1853259144d469f480dbf712b8b9ffd998ced3a1db22f5bb1619d96519b23f3158a7c94" style="color:rgb(5,99,193);text-decoration:underline" target="_blank">Suporte
remoto
Microsoft
(CSS)</a></td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td>Se
você tiver
alguma dúvida,
entre em
contato com
seu
representante
da Microsoft </td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
</td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td> </td>
</tr>
</tbody>
</table>
</td>
</tr>
<tr>
<td>
<table width="640" cellspacing="0" cellpadding="0" border="0" bgcolor="#F2F2F2" align="center">
<tbody>
<tr>
<td>
<table width="90%" cellspacing="0" cellpadding="0" border="0" align="center">
<tbody>
<tr>
<td valign="top" align="center"> </td>
</tr>
<tr>
<td style="font-family:"Segoe UI",Verdana,Geneva,sans-serif;font-size:12pt;color:rgb(66,66,66)" align="left">
<table style="max-width:550px" width="100%" cellspacing="0" cellpadding="0" border="0">
<tbody>
<tr>
<td style="font-family:Segoe UI,Arial,Helvetica,sans-serif;font-size:14px;color:rgb(0,0,0)">
<a href="https://click.email.microsoftemail.com/?qs=3e0c7cc89a92a3e5030552fa539d2b0f341c7f4184ed7a05d0232373b5b9fb704b2db935599d786ea39dcc7e0cd10b64c9b4477f3f4bc33e" style="text-decoration:underline;color:rgb(0,0,255)" target="_blank">Política
de Privacidade</a><br>
Microsoft
LATAM HQ<br>
6750 North
Andrews Ave.,
Suite 400 <br>
Fort
Lauderdale, FL
de 33309 USA
</td>
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<tr>
<td valign="top" align="center"> </td>
</tr>
<tr>
<td valign="top"><img alt="Logotipo
do rodapé da
Microsoft." src="https://image.email.microsoftemail.com/lib/fe6e15707566047a7711/m/6/48b20c92-9a56-4c10-ad89-b827ac02b776.png" style="border-width: 0px; display: block;" width="97" height="21" border="0"></td>
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</table>
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</table>
</td>
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</tbody>
</table>
</td>
</tr>
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</table>
</td>
</tr>
</tbody>
</table>
<u></u>
<img src="https://click.email.microsoftemail.com/open.aspx?ffcb10-fe8413737d6d0c7b77-fe001670746704747c157170-fec516707d63037f-fec21c767365017e-fdf715787667017f72127070-ff3d15707464&d=10145&bmt=0" alt="" width="1" height="1"> </div>
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