Network Security News Summary for Wednesday July 28th, 2021

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Manage episode 298607095 series 2911633
By Johannes B. Ullrich. Discovered by Player FM and our community — copyright is owned by the publisher, not Player FM, and audio is streamed directly from their servers. Hit the Subscribe button to track updates in Player FM, or paste the feed URL into other podcast apps.
Details for CVE-2021-30807 (macOS/iOS); Zimbra XSS/SSRF; Ransomware via GPOs; Safe Links for MSFT Teams Details about CVE-2021-30807. (Patch released Monday for MacOS/iOS) https://saaramar.github.io/IOMobileFrameBuffer_LPE_POC/ Zimbra 8.8.15 XSS and SSRF Vulnerability https://blog.sonarsource.com/zimbra-webmail-compromise-via-email LockBit Ransomware Uses Group Policies https://www.bleepingcomputer.com/news/security/lockbit-ransomware-automates-windows-domain-encryption-via-group-policies/ Microsoft Extending SafeLinks to Teams https://techcommunity.microsoft.com/t5/microsoft-defender-for-office/microsoft-teams-gets-more-phishing-protection/ba-p/2585559 keywords: microsoft; safelinks; teams; lockbit; ransomware; printer; zimbra; xss; ssrf; ios; macos; cvs-2021-30807

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