ISC StormCast for Monday, March 27th, 2023

By Dr. Johannes B. Ullrich Update for Windows Snipping Tool https://isc.sans.edu/diary/Microsoft%20Released%20an%20Update%20for%20Windows%20Snipping%20Tool%20Vulnerability/29670 GitHub Rotates SSH Keys https://github.blog/2023-03-23-we-updated-our-rsa-ssh-host-key/ redis-py vulnerability leads to mixed up sessions, affects ChatGPT https://openai.com/blog/march-20-chatgpt-outage Linux Tech Tips YouTube Hack https://www.theverge.com/2023/3/23/23653115/linus-tech-tips-youtube-hack-crypto-scam https://isc.sans.edu/diary/Elon%20Musk%20Themed%20Crypto%20Scams%20Flooding%20YouTube%20Today/29434 CyberChef Update https://github.com/gchq/CyberChef/wiki/Character-encoding,-EOL-separators,-and-editor-features More Here      

ISC StormCast for Friday, March 24th, 2023

By Dr. Johannes B. Ullrich Cropping and Redacting Images Safely https://isc.sans.edu/diary/Cropping%20and%20Redacting%20Images%20Safely/29666 Untitled Goose Tool https://github.com/cisagov/untitledgoosetool Veeam Vulnerability Details https://www.horizon3.ai/veeam-backup-and-replication-cve-2023-27532-deep-dive/ Unicode Support in Python used to Evade Detection https://blog.phylum.io/malicious-actors-use-unicode-support-in-python-to-evade-detection More Here      

ISC StormCast for Thursday, March 23rd, 2023

By Dr. Johannes B. Ullrich Windows Snipping Tool Privacy Bug: Inspecting PNG Files https://isc.sans.edu/diary/Windows%2011%20Snipping%20Tool%20Privacy%20Bug%3A%20Inspecting%20PNG%20Files/29660 Acropalypse Detection and Sanitization Tools https://github.com/infobyte/CVE-2023-21036 WooCommerce Skimmer Reveals Tampered Gateway Plugin https://blog.sucuri.net/2023/03/woocommerce-skimmer-reveals-tampered-gateway-plugin.html Netgear Orbi Router Vulnerable https://blog.talosintelligence.com/vulnerability-spotlight-netgear-orbi-router-vulnerable-to-arbitrary-command-execution/ More Here      

ISC StormCast for Wednesday, March 22nd, 2023

By Dr. Johannes B. Ullrich String Obfuscation: Character Pair Reversal https://isc.sans.edu/diary/String%20Obfuscation%3A%20Character%20Pair%20Reversal/29654 Windows 11 Snipping Tool Privacy Bug https://www.bleepingcomputer.com/news/microsoft/windows-11-snipping-tool-privacy-bug-exposes-cropped-image-content/ Malicious .Net Packages https://jfrog.com/blog/attackers-are-starting-to-target-net-developers-with-malicious-code-nuget-packages/ Spring Framework Vulnerability https://spring.io/blog/2023/03/20/spring-framework-6-0-7-and-5-3-26-fix-cve-2023-20860-and-cve-2023-20861 Snappy Vulnerability https://github.com/KnpLabs/snappy/security/advisories/GHSA-gq6w-q6wh-jggc More Here      

ISC StormCast for Tuesday, March 21st, 2023

By Dr. Johannes B. Ullrich From Phishing Kit to Telegram … or Not https://isc.sans.edu/diary/From%20Phishing%20Kit%20To%20Telegram…%20or%20Not!/29650 Emotet uses OneNote https://cofense.com/blog/emotet-sending-malicious-emails-after-three-month-hiatus/ WSUS Update https://learn.microsoft.com/en-us/windows-server/administration/windows-server-update-services/plan/plan-your-wsus-deployment#uup-considerations DOTRUNPEX .Net Injector https://research.checkpoint.com/2023/dotrunpex-demystifying-new-virtualized-net-injector-used-in-the-wild/ More Here