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The October 2021 Patch Tuesday continues the quiet streak noticed for the months of August and September. Out of 71 bulletins, solely three have been rated Crucial this month. The listing additionally included a repair for 4 publicly identified vulnerabilities. Of the fastened vulnerabilities, 11 have been disclosed through the Zero Day Initiative.
Three Crucial patches and different notable vulnerabilities
Solely three patches have been rated Crucial this month. Two of them have been distant code execution (RCE) vulnerabilities (CVE-2021-38672 and CVE-2021-40461) discovered in Hyper-V, a {hardware} virtualization instrument. The opposite Crucial repair was for an RCE present in Microsoft Phrase (CVE-2021-40486).
In the meantime, CVE-2021-40449, a Win32k Elevation of Privilege Vulnerability, was found being actively exploited in what was possible a focused marketing campaign. Microsoft additionally fastened three different publicly identified vulnerabilities, CVE-2021-40469, CVE-2021-41338, and CVE-2021-41335, with no reported exploits.
Different patches
Among the many 71 bulletins addressed points present in Microsoft Storage Areas, Microsoft Excel, and SharePoint. A lot of the RCE vulnerabilities have been discovered throughout the Workplace household. Exploits to those vulnerabilities would require a specifically crafted file {that a} consumer must open. An exception is CVE-2021-40469, a DNS vulnerability talked about earlier, however this nonetheless requires excessive privilege to make use of in an assault.
Two bulletins have been additionally included for print spooler and one for MSHTML. In July, Microsoft launched an out-of-band (OOB) patch to shortly handle print spooler flaws; the corporate additionally issued an early repair forward of the patch Tuesday for an MSHTML vulnerability in August.
A few days after releasing the September Patch Tuesday, Microsoft additionally supplied extra steering and fixes for vulnerabilities within the Open Administration Infrastructure (OMI) inside Azure, which was discovered being actively exploited by attackers, together with a Mirai botnet operator.
Pattern Micro options
A proactive, multilayered strategy to safety is essential towards threats that exploit vulnerabilities — from the gateway, endpoints, networks, and servers.
The Pattern Micro™ Deep Safety™ answer offers community safety, system safety, and malware prevention. Mixed with Vulnerability Safety, it may well defend consumer programs from a variety of upcoming threats which may goal vulnerabilities. Particular person providers of Pattern Micro Cloud One™, akin to Workload Safety and Community Safety, additionally use digital patching to guard their clients.
TippingPoint® Subsequent-Era Intrusion Prevention System (NGIPS) is a community site visitors answer that makes use of complete and contextual consciousness evaluation for superior threats that exploit vulnerabilities.
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