Network Security News Summary for Thursday June 15th, 2023

Deobfuscating VBS; Broken OOXML Sigs; CVE-2023-32019 Patch Not Enabled By Default; Fortigate Updates; Zoom Updates; Fake GitHub Exploits Deobfuscating a VBS Script With Custom Encoding https://isc.sans.edu/diary/Deobfuscating%20a%20VBS%20Script%20With%20Custom%20Encoding/29940 Every Signature is Broken: On the Insecurity of Microsoft Office's OOXML Signatures https://www.usenix.org/conference/usenixsecurity23/presentation/rohlmann How to Manage the Vulnerailbity Associated with CVE-2023-32019 https://support.microsoft.com/en-gb/topic/kb5028407-how-to-manage-the-vulnerability-associated-with-cve-2023-32019-bd6ed35f-48b1-41f6-bd19-d2d97270f080 Fake Security Research GitHub Repos https://vulncheck.com/blog/fake-repos-deliver-malicious-implant Fortigate Vuln Details https://blog.lexfo.fr/xortigate-cve-2023-27997.html Zoom Updates https://explore.zoom.us/en/trust/security/security-bulletin/ keywords: zoom; fortigate; github; fake exploits; windows; vbs; ooxml signatures