5.5
CVSSv2

CVE-2021-33781

Published: 14/07/2021 Updated: 17/07/2021
CVSS v2 Base Score: 5.5 | Impact Score: 4.9 | Exploitability Score: 8
CVSS v3 Base Score: 8.1 | Impact Score: 5.2 | Exploitability Score: 2.8
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N

Vulnerability Summary

Azure AD Security Feature Bypass Vulnerability

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microsoft windows 10 -

microsoft windows 10 20h2

microsoft windows 10 21h1

microsoft windows 10 1809

microsoft windows 10 1909

microsoft windows 10 2004

microsoft windows server 2016 -

microsoft windows server 2016 20h2

microsoft windows server 2016 2004

microsoft windows server 2019 -

Github Repositories

Interview Topics Summary of Professional Experience Most Recent: Senior Network Security Infrastructure and Sr Cyber Engineer role w/ multinational corp based out of Germany Allianz Global Assistance with developing security baselines for multinational corporations's cybersecurity posture based on ISO/NIST/IEC/HIPAA/GDPR/CCPA, etc Developed a standardized set of risk

Recent Articles

Microsoft Patch Tuesday bug harvest festival comes to town
The Register • Thomas Claburn in San Francisco • 12 Oct 2021

Get our weekly newsletter With 71 new CVEs, there are patches enough for everyone

Microsoft's October Patch Tuesday has arrived with fixes for 71 new CVEs, two patch revisions to address bugs from previous months that just won't die, and three CVEs tied to OpenSSL flaws. That's in addition to eight Edge-Chromium CVEs dealt with earlier this month.
Two of the fresh bugs are rated Critical, 68 are designated Important, and one is rated Low severity.
Four among the overall October harvest have been publicly disclosed, including one from July, an Azure AD security fea...

What follows Patch Tuesday? Exploit Wednesday. Grab this bumper batch of security updates from Microsoft
The Register • Iain Thomson in San Francisco • 14 Jul 2021

Four flaws already being abused in the wild to compromise victims

Microsoft released an XL-sized bundle of security fixes for its products for this month's Patch Tuesday, and other vendors are close behind in issuing updates.
The Windows goliath's batch for July has 117 patches, 13 for what's said to be critical bugs, 103 important, and one moderate. Normally, we'd encourage you to install these updates, testing them as appropriate prior to deployment, before miscreants develop exploits for them. However, four of these holes are already being exploited i...

Microsoft Crushes 116 Bugs, Three Actively Exploited
Threatpost • Tom Spring • 13 Jul 2021

Three bugs under active exploit were squashed by Microsoft Tuesday, part of its July security roundup of fixes for Windows, Microsoft Office, SharePoint Server and Exchange Server. In all, Microsoft patched 116 bugs. Twelve bugs are rated critical, 103 rated important and one classified as moderate in severity.
Bugs under active attack include a critical scripting engine memory corruption (CVE-2021-34448) flaw and two additional Windows kernel elevation-of-privilege vulnerabilities (CVE-20...