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title: Enterprise Technical Security That Matters - August 13, 2021
description: Check out the latest news on Cybersecurity and Risk Management
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# Enterprise Technical Security That Matters - August 13, 2021
Posted by [Omnistruct Marketing](https://blog.omnistruct.com/author/omnistruct-marketing) on Aug 21, 2021 2:50:11 PM
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Many companies struggle with all of the cybersecurity documentation, processes, and policies that can limit their business growth and REALLY stress them out. Omnistruct serves as an enterprise partner for the critical policies, processes, and documentation needed to make sure all of that data and revenue is well protected against cyber threats and that the company stays in compliance with all rules and regulations.
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## Microsoft August 2021 Patch Tuesday fixes 3 zero-days, 44 flaws
Today is Microsoft's August 2021 Patch Tuesday, and with it comes fixes for three zero-day vulnerabilities and a total of 44 flaws, so please be nice to your Windows admins as they scramble to installed patches. By Lawrence Abrams I August 10, 2021 [Read More](https://email.omnistruct.com/e2t/tc/VVvVJZ3FpjNVW68wLDc1Cn-ZFW67tPB74wb7VKN7PgQ1w5nz3BV3Zsc37CgQDXW6864wL2VjVtFW2L9QGD3BRGqxW4zZCTq4hxJV4W5nwr177xLzWPW3dXq8l7cpbrtW9ljGZP3HwNPgW7xTrLl7XrB_yW1Fh-Nc1YL9QCW5H35hX1kz9GJW9hBFV0222D7lW3Rj6G71Qd81ZW7jg30X8Mj3cBW1zXFD835ln-bW5GFkc13hPvSyW2Qm-C436d2n4W3jBHbQ1G0rHXW7Y6qv84H_jrqVjbhqQ6wXwDLW28VyWp52Np5WVnNm_W2r10G3W25hpn451WQlHW6pCSlv67wmpBW51gYT-4GJh5RW39nflm5TkLcZW6LbxK27jVtwtVnYppB28B-QdW58tPQ25f7h1rW2Csq4T73mqBWW1Q79GG8jX4mKW98DN-B61G7YKMFhfJTL2XH-W4fQX1W15Cks6W50Mbpq1Bc3Z6V4v1Pt7wwxGvW8l6d8S6VdwvHW4MNhM07hfSdV37Rx1)
## Microsoft Warns of Another Unpatched Windows Print Spooler RCE Vulnerability
A day after releasing Patch Tuesday updates, Microsoft acknowledged yet another remote code execution vulnerability in the Windows Print Spooler component, adding that it's working to remediate the issue in an upcoming security update. By Ravie Lakshmanan I August 11, 2021 [Read More](https://email.omnistruct.com/e2t/tc/VVvVJZ3FpjNVW68wLDc1Cn-ZFW67tPB74wb7VKN7PgQ0X5nz2_V3Zsc37CgLtZW4ydnpR40Z61WW2yGVb_5qfLmjW38Yrl72v9RcXW3YwKSQ3K57bwW5Bhtbx8XZLx8W1Mz_ZH1pBKT4W26VdS-3Vg2L7W1LPr3C1kpJJlW8n6RF14xV7PSW91V2wc51cD-vW8W7S8Z8bvNFWW5FyvN46hkKqsW81wZFc7ZwKxKW31jNm33ZmN2hVT6lq-5TS8tLW612B_D19Ttk-W755wGX66RTWxVY4Jd3894J-hW7W8_7P3ZBsH_N7yWTz_9Qn73V5Rsdr42qs09W3CP9z68Y5RqzW88Cg5V6Hzv5BW4038z48nW5g7W6VJ2cY3Px5mDW994s0t4dJl_DW1DF-r06BHH98W8kXg4q6NFdKzW1nYVSY4Z6sJMN5F4qnDY0CNRW10DfKT1dNnwFW6t2PPP81yHnn3g0Z1)
## XLSM Malware with MacroSheets
Excel-based malware has been around for decades and has been in the limelight in recent years. During the second half of 2020, we saw adversaries using Excel 4.0 macros, an old technology, to deliver payloads to their victims. They were mainly using workbook streams via the XLSX file format. In these streams, adversaries were able to enter code straight into cells (that’s why they were called macro-formulas). Excel 4.0 also used API level functions like downloading a file, creation of files, invocation of other processes like PowerShell, cmd, etc. By Lakshya Mathur I Aug 06, 2021 [Read More](https://email.omnistruct.com/e2t/tc/VVvVJZ3FpjNVW68wLDc1Cn-ZFW67tPB74wb7VKN7PgQ0X5nz2_V3Zsc37CgV-DW1Gkxw-2htc_gW6NdK8J2-7KlFW3k7bHy3hdt22W2zvFv53GPcKQN6yMT1NzxG69N7sbP8-NVHQQVD8Twn8m8z8zW5MLtnk2lVczCW8cjrJH6B2nSvW8gLt6h2ZLsZ5W147wpb5RFgkTW8d2nG91C3b6vW2MsymP2NDkY2W95FfDq3JMp17N6BcgHK1CqfmW22-3NT4bn8dqW17q9z68L5zz0W6xzts49b-vHLW7BFH2L7qBn-vW4mpLs-5Y5JCBN1BxXgbzq9CpW2PjRb26DzXqDW1cWwpM1g1zYGW51N9yB2wyMH5W9fjM1b7JMbn3W6kZ1DG1z5JrSW5X5R631mLyB7W3gx4lR4-_jxTW8M6cQb3NsGbHN5FjzFSw1MdZN96J4bF_YY8zN1hxXbXq-QP337bc1)
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