Johannes B. Ullrich

SANS Internet Storm Center's Daily Network Security News Podcast

News EN ↓ 1000 episodes

A brief daily summary of what is important in information security. The podcast is published every weekday and designed to get you ready for the day with a brief, usually 5 minutes long summary of current network security related events. The content is late breaking, educational and based on listener input as well as on input received by the SANS Internet Storm Center. You may submit questions and comments via our contact form at https://isc.sans.edu/contact.html .

Author

Johannes B. Ullrich

Category

News

Podcast website

isc.sans.edu

Latest episode

Jul 9, 2026

Where to listen?

Podcasts in the app Replaio Radio Coming soon

Podcasts are coming to the app soon. Install now and be the first to see a whole new take on podcasts

Get it on Google Play Install for free Android 5M+ downloads · 4.8 rating iOS soon

Episodes

Network Security News Summary for Friday April 26th, 2024 25.04.2024

Honeypot Firewalls; Unplugging PlugX; pfsense and GitLab Updates; Blocking LOLBins @sans_edu Does it matter if iptables isn't running on my honeypot? https://isc.sans.edu/forums/diary/Does%20it%20matter%20if%20iptables%20isn't%20running%20on%20my%20honeypot%3F/30862/ Unplugging PlugX: Singholing the PlugX USB worm botnet https://blog.sekoia.io/unplugging-plugx-sinkholing-the-plugx-usb-worm-botnet/...

Network Security News Summary for Thursday April 25th, 2024 24.04.2024

NVD API Updates; Cisco Patches and Backdoor; Keyboard App Vulns; node-mysql2 vulns; API Rug Pull - The NIST NVD Database and API https://isc.sans.edu/diary/API%20Rug%20Pull%20-%20The%20NIST%20NVD%20Database%20and%20API%20%28Part%204%20of%203%29/30868 Cisco Patches Vulnerabilities and Discovers Arcane Backdoor https://blog.talosintelligence.com/arcanedoor-new-espionage-focused-campaign-found-target...

Network Security News Summary for Wednesday April 24th, 2024 23.04.2024

struts2 devmode scans; Russian PrinterNightmare; Exchange Server Fix; Flowmon Exploit; GuptiMiner; Struts2 devmode Still a Problem Ten Years Later https://isc.sans.edu/forums/diary/Struts%20%22devmode%22%3A%20Still%20a%20problem%20ten%20years%20later%3F/30866/ Analyzing Forest Blizard's Custom Post-Compromise Tool for exploiting CVE-2022-38028 https://www.microsoft.com/en-us/security/blog/2024/04/...

Network Security News Summary for Tuesday April 23th, 2024 22.04.2024

Exposed ICS; Evil XDR; GitLab Comment Bug; Number of Industrial Devices Accessible From Internet Up 30 Thousand over three years https://isc.sans.edu/diary/It%20appears%20that%20the%20number%20of%20industrial%20devices%20accessible%20from%20the%20internet%20has%20risen%20by%2030%20thousand%20over%20the%20past%20three%20years/30860 Evil XDR: Turning an XDR into an Offensive Tool https://www.darkrea...

Network Security News Summary for Monday April 22th, 2024 21.04.2024

CVE Changes; CrushFTP 0-Day; GitHub Comment Bug; YubiKey Manager Bug; PAN GlobalProtect Update The CVE's They are A-Changing https://isc.sans.edu/diary/The%20CVE%27s%20They%20are%20A-Changing!/30850 CrushFTP 0-Day Vulnerability https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update https://www.reddit.com/r/crowdstrike/comments/1c88788/situational_awareness_20240419_crushftp_virtual/ GitHub Comm...

Network Security News Summary for Friday April 19th, 2024 18.04.2024

Delinea PoC; Ivanti Avalanche PoC; Advanced Phishing Campaign; go-getter update; OfflRouter Virus Delinea Secret Server Authn Authz Bypass https://straightblast.medium.com/all-your-secrets-are-belong-to-us-a-delinea-secret-server-authn-authz-bypass-adc26c800ad3 Ivanti Avalanche Poc/Details https://www.tenable.com/security/research/tra-2024-10 Advanced Phishing Campaign https://www.lookout.com/thre...

Network Security News Summary for Thursday April 18th, 2024 17.04.2024

AgentTesla via PDF; GlobalProtect Updates; Open Source Takeovers; OpenMetaData Attacks Malicious PDF File As Delivery Mechanism https://isc.sans.edu/diary/Malicious%20PDF%20File%20Used%20As%20Delivery%20Mechanism/30848 Updated Palo Alto Networks GlobalProtect Guidance https://security.paloaltonetworks.com/CVE-2024-3400 Coordinated Social Engineering Takeovers of Open Source Projects; https://opens...

Network Security News Summary for Wednesday April 17th, 2024 17.04.2024

GlobalProtect Exploit Public; Putty Private Key Vuln; Palo Alto Networks GlobalProtect exploit public and widely exploited CVE-2024-3400 https://isc.sans.edu/forums/diary/Palo%20Alto%20Networks%20GlobalProtect%20exploit%20public%20and%20widely%20exploited%20CVE-2024-3400/30844/ Putty Private Key Recovery https://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-p521-bias.html Oracle Critica...

Network Security News Summary for Tuesday April 16th, 2024 16.04.2024

GlobalProtect Updates; Delinea Patch; Lancom PW reset; PHP Patch; Duo leak; LastPass Deepfake Quick Palo Alto Networks Global Protect Vulnerablity Update CVE-2024-3400 https://isc.sans.edu/diary/30838 Delinea patches critical vulnerability in secret manager https://trust.delinea.com/?tcuUid=17aaf4ef-ada9-46d5-bf97-abd3b07daae3 Lancom Windows Setup Assistant May Reset Password https://www.lancom-sy...

Network Security News Summary for Sunday April 14th, 2024 13.04.2024

Palo Alto Networks GlobalProtect 0-Day Vulnerability Exploited Palo Alto Networks GlobalProtect 0-Day CVE-2024-3400 https://security.paloaltonetworks.com/CVE-2024-3400 https://www.volexity.com/blog/2024/04/12/zero-day-exploitation-of-unauthenticated-remote-code-execution-vulnerability-in-globalprotect-cve-2024-3400/#RespondingToCompromise keywords: palo alto networks; pan; panos; 0-day; globalprot...

Network Security News Summary for Friday April 12th, 2024 11.04.2024

BatBadBut Vulnerability; FortiClient Linux RCE; Apple Notifications; GitHub Search Tricks; BatBadBut: You can't securely execute commands on Windows https://flatt.tech/research/posts/batbadbut-you-cant-securely-execute-commands-on-windows/ FortiClient Linux Remote Code Execution https://www.fortiguard.com/psirt/FG-IR-23-087 Apple Threat Notifications and Protecting Against Mercenary Spyware https:...

Network Security News Summary for Thursday April 11th, 2024 10.04.2024

Rust Vulnerability; Adobe Updates; Fortinet Patches; Malicious Windows Driver Rust Command API code execution vulnerability CVE-2024-24576 https://blog.rust-lang.org/2024/04/09/cve-2024-24576.html Adobe Updates: Magento Adobe Commerce CVE-2024-20759 CVE-2024-20758 https://helpx.adobe.com/security/products/magento/apsb24-18.html https://helpx.adobe.com/security.html Fortinet FortiOS And FortiProxy...

Network Security News Summary for Wednesday April 10th, 2024 09.04.2024

Microsoft Patches; D-Link NAS Backdoor; LG WebOS TV Vulnerabilities Microsoft Patches https://isc.sans.edu/forums/diary/April%202024%20Microsoft%20Patch%20Tuesday%20Summary/30822/ D-Link NAS Backdoor https://github.com/netsecfish/dlink LG SmartTV Vulnerabilities https://www.bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/ keywords: lg; smarttv; d-link; nas; backdoor; microsoft; pa...

Network Security News Summary for Tuesday April 09th, 2024 08.04.2024

Why Threat Hunting; Notepad++ Domain Issue; Pickle ML Vulns; V8 Sandbox A Use Case for Adding Threat Hunting to Your Security Operations Team. https://isc.sans.edu/diary/30816 Notepad++ Parasite Site https://notepad-plus-plus.org/news/help-to-take-down-parasite-site/ Hugging Face Pickle File Vulnerablities https://huggingface.co/blog/hugging-face-wiz-security-blog Google Considers V8 Sandbox no lo...

Network Security News Summary for Monday April 08th, 2024 07.04.2024

Heartbleed 10th Anniversary; Magento Backdoor; Fighting DNS Spoofing; Brocade Vuln; @sans_emea evening talk Heartbleed 10th Anniversary https://heartbleed.com/ Possible Libarchive Backdoor Vulnerability https://github.com/libarchive/libarchive/pull/1609 Magento XML Backdoor https://sansec.io/research/magento-xml-backdoor Google Public DNS's approach to fight against cache poisoning attacks https:/...

Network Security News Summary for Friday April 05th, 2024 05.04.2024

Reversing DoNex; HTTP/2 Continuation Flood; Kobold Letters; Infostealers in Automotive Headunits @sans_edu Slicing up DoNex with Binary Ninja https://isc.sans.edu/diary/Slicing%20up%20DoNex%20with%20Binary%20Ninja/30812 HTTP/2 Continuation Flood https://nowotarski.info/http2-continuation-flood-technical-details/ Dangers of CSS in HTML Email https://lutrasecurity.com/en/articles/kobold-letters/ Dan...

Network Security News Summary for Thursday April 04th, 2024 03.04.2024

Playing with xzbot; Device Bound Session Credentials; Ivanti Vulns; Google Pixel 0-Day Playing with xzbot: Some things you can learn from SSH traffic https://isc.sans.edu/forums/diary/Some%20things%20you%20can%20learn%20from%20SSH%20traffic/30808/ Google Proposes Device Bound Session Credentials (DBSC) https://blog.chromium.org/2024/04/fighting-cookie-theft-using-device.html Four More Ivanti Vulne...

Network Security News Summary for Wednesday April 03th, 2024 02.04.2024

Chrome Incognito Mode; GMail Anti-Spam; Cisco Updates; Apache Pulsar Updates; Progress Flowmon Vuln; Chrome Incognito Mode Settlement https://www.wired.com/story/google-chrome-incognito-mode-data-deletion-settlement/ Google E-Mail Sender Guidelines FAQ https://support.google.com/a/answer/14229414?hl=en&fl=1&sjid=2270464422796374445-NC Cisco Updates and VPN Best Practices https://www.cisco.com/c/en...

Network Security News Summary for Tuesday April 02th, 2024 01.04.2024

xz-utils update; csv files; MacOS Infostealer The amazingly scary xz sshd backdoor https://isc.sans.edu/diary/The%20amazingly%20scary%20xz%20sshd%20backdoor/30802 The xz-utils backdoor in security advisories by national CSIRTs https://isc.sans.edu/diary/The+xzutils+backdoor+in+security+advisories+by+national+CSIRTs/30800 Checking CSV Files https://isc.sans.edu/diary/Checking%20CSV%20Files/30796 In...

Network Security News Summary for Monday April 01th, 2024 31.03.2024

xz-utils Backdoor (CVE-2024-3094) xz-utils Backdoor CVE-2024-3094 https://www.openwall.com/lists/oss-security/2024/03/29/4 https://tukaani.org/xz-backdoor/ https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27 Backdoor reverse analysis https://bsky.app/profile/did:plc:x2nsupeeo52oznrmplwapppl/post/3kowjkx2njy2b YARA Rule https://github.com/byinarie/CVE-2024-3094-info/blob/main/CVE-20...

Network Security News Summary for Friday March 29th, 2024 29.03.2024

JavaScript to AsyncRAT; TeamCity Patch; Okta Verify Patch; Google 0-Day Report From JavaScript to AsyncRAT https://isc.sans.edu/diary/From%20JavaScript%20to%20AsyncRAT/30788 TeamCity Patches https://www.jetbrains.com/privacy-security/issues-fixed/?product=TeamCity&version=2024.03 Okta Verify for Windows Auto-update Arbitrary Code Execution CVE-2024-0980 https://trust.okta.com/security-advisories/o...

Network Security News Summary for Thursday March 28th, 2024 28.03.2024

OfBiz Scans; Wall-Escape; Apple MFA Bombing Scans for Apache OfBiz https://isc.sans.edu/diary/Scans%20for%20Apache%20OfBiz/30784 Wall-Escape (CVE-2024-28085) https://people.rit.edu/sjf5462/6831711781/wall_2_27_2024.txt Recent "MFA Bombing" Attacks Targeting Apple Users https://krebsonsecurity.com/2024/03/recent-mfa-bombing-attacks-targeting-apple-users/ keywords: apple; mfa; bombing; wall; escape;...

Network Security News Summary for Wednesday March 27th, 2024 27.03.2024

linux-pkgs.sh; Suspect NuGet Packages; QUIC vs UDP Loops; AI System Miners; ASUS to TheMoon; New tool: linux-pkgs.sh https://isc.sans.edu/forums/diary/New%20tool%3A%20linux-pkgs.sh/30774/ Suspicious NuGet package grabs data from industrial systems https://www.reversinglabs.com/blog/suspicious-nuget-package-grabs-data-from-industrial-systems Preventing Cross Service UDP Loops in QUIC https://bughun...

Network Security News Summary for Tuesday March 26th, 2024 26.03.2024

Tool Updates; Apple Updates; Fake Python Infrastructure; OpenVPN Update Tool updates: le-hex-to-ip.py and sigs.py https://isc.sans.edu/diary/Tool%20updates%3A%20le-hex-to-ip.py%20and%20sigs.py/30772 Apple Updates for MacOS, iOS/iPadOS, visionOS; https://isc.sans.edu/diary/Apple%20Updates%20for%20MacOS%2C%20iOS%20iPadOS%20and%20visionOS/30778 Fake Python Infrastructure https://checkmarx.com/blog/ov...

Network Security News Summary for Monday March 25th, 2024 25.03.2024

1768.py Experimental Mode; Loop DoS; Windows Server Crash Fix 1768.py's Experimental Mode https://isc.sans.edu/diary/1768.py%27s%20Experimental%20Mode/30770 CISCP Advisory on Application-Layer Loop DoS https://docs.google.com/document/d/1KByZzrdwQhrXGPPCf9tUzERZyRzg0xOpGbWoDURZxTI/edit Fixes for Windows Server LSASS Memory Leak https://www.catalog.update.microsoft.com/Search.aspx?q=2024-03%20Cumul...

Listen to the SANS Internet Storm Center's Daily Network Security News Podcast podcast in Replaio

Radio and podcasts in one app - free, with no sign-up. Install today and do not miss the launch

Get it on Google Play

Replaio is not a podcast publisher; show names, artwork and audio belong to their authors and are distributed through public RSS feeds.