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

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Episodes

Network Security News Summary for Wednesday October 18th, 2023 17.10.2023

SMS Phishing; Fake Paper Ticket QR Codes; Synology Random; Milesight Routers Vuln; Changes to SMS Delivery and How it Effects MFA and Phishing https://isc.sans.edu/diary/Changes%20to%20SMS%20Delivery%20and%20How%20it%20Effects%20MFA%20and%20Phishing/30320 Fake Traffic Tickets with QR Code https://twitter.com/polizeiberlin/status/1713867011837567411 Synology NAS DSM Account Takeover: Not Random Ran...

Network Security News Summary for Tuesday October 17th, 2023 16.10.2023

Phishing and Typos; Cisco IOS XE 0-Day; LEMMINGS; SAMBA Update Are Typos Still relevant As An Indicator of Phishing https://isc.sans.edu/diary/Are+typos+still+relevant+as+an+indicator+of+phishing/30316 Active Exploitation of Cisco ISO XE Software Web Management User Interface Vuln https://blog.talosintelligence.com/active-exploitation-of-cisco-ios-xe-software/ Mail traffic to cancelled domain name...

Network Security News Summary for Monday October 16th, 2023 16.10.2023

Odd MAC Addresses; Domains as Passwords; PoC for WebKit Vuln; AvosLocker; Darkgate What's Normal: Odd Mac Addresses https://isc.sans.edu/forums/diary/What's%20Normal%3A%20MAC%20Addresses/30310/ Domain Name Used as Password Captured by DShield Sensor https://isc.sans.edu/forums/diary/Domain%20Name%20Used%20as%20Password%20Captured%20by%20DShield%20Sensor/30312/ PoC Exploit for CVE-2023-41993 https:...

Network Security News Summary for Friday October 13rd, 2023 12.10.2023

SeroXen RAT in nuGet; Hex IPs; Juniper Patches; Unpatched Squid Issues; @bsidexjax SeroXen RAT in Typosquatted NuGet Packages https://blog.phylum.io/phylum-discovers-seroxen-rat-in-typosquatted-nuget-package/ Hexadecimal IP Addresses https://asec.ahnlab.com/en/57635/ Juniper Vulnerabilities https://supportportal.juniper.net/s/global-search/%40uri?language=en_US#sort=%40sfcec_community_publish_date...

Network Security News Summary for Thursday October 12nd, 2023 12.10.2023

Atlasian Exploited; curl vuln; Acrobat Exploited; Goolge Passkey Advances; VBScript Deprectated CVE-2023-22515 Activately Exploited https://confluence.atlassian.com/security/cve-2023-22515-privilege-escalation-vulnerability-in-confluence-data-center-and-server-1295682276.html curl SOCKS5 oversized hostname vulnerability CVe-2023-38545 https://isc.sans.edu/diary/CVE-2023-38545%3A%20curl%20SOCKS5%20...

Network Security News Summary for Wednesday October 11st, 2023 10.10.2023

Rapid Reset; Microsoft Patch Tuesday http2 rapid reset https://blog.cloudflare.com/technical-breakdown-http2-rapid-reset-ddos-attack/ microsoft patch tuesday https://isc.sans.edu/diary/October%202023%20Microsoft%20Patch%20Tuesday%20Summary/30300 keywords: microsoft; patch; tuesday; http2; rapid reset

Network Security News Summary for Tuesday October 10th, 2023 10.10.2023

ZIP DOSTIME and DATE; Updated Magecart Trick; Sophos Exim Flaw; WatchGuard "Feature"; ZIP's DOSTIME and DOSDATE Formats https://isc.sans.edu/diary/ZIP%27s%20DOSTIME%20%26%20DOSDATE%20Formats/30296 New Magecart Campaign Abusing 404 Pages https://www.akamai.com/blog/security-research/magecart-new-technique-404-pages-skimmer Sophos Effected by Exim Flaw https://www.sophos.com/en-us/security-advisorie...

Network Security News Summary for Monday October 9th, 2023 08.10.2023

Binary IPv6; Wireshark Updates; GitHub Secret Scanning; Prerooted Android Devices; curl update Binary IPv6 Address Conversion https://isc.sans.edu/diary/Binary%20IPv6%20Addresses/30290 Wireshark Updates https://www.wireshark.org/ Improved GitHub Secret Scanning https://github.blog/2023-10-04-introducing-secret-scanning-validity-checks-for-major-cloud-services/ Prerooted Android Devices https://ars...

Network Security News Summary for Friday October 6th, 2023 05.10.2023

le-hex-to-ip; Cisco Emergency Responder; Loony Tunables PoC; Malicious Python; SMC BMC Vuln; New tool: le-hex-to-ip.py https://isc.sans.edu/diary/New%20tool%3A%20le-hex-to-ip.py/30284 Cisco Emergency Responder Static Credentials Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cer-priv-esc-B9t3hqk9 Loony Tunables PoC CVE-2023-4911 https://haxx.in...

Network Security News Summary for Thursday October 5th, 2023 04.10.2023

Normal Connections; Apple Patches; Looney Tunables; Atlasian Confluence 0-day Normal Connections https://isc.sans.edu/diary/Whats+Normal+Connection+Sizes/30278/ Apple Patches https://isc.sans.edu/diary/Apple%20fixes%20vulnerabilities%20in%20iOS%20and%20iPadOS./30280 Looney Tunables Linux Privilege Escalation https://blog.qualys.com/vulnerabilities-threat-research/2023/10/03/cve-2023-4911-looney-tu...

Network Security News Summary for Wednesday October 4th, 2023 03.10.2023

LLMs for IR; Pytorch Vuln; BING Reads Captchas; Evilproxy and Indeed; Are Local LLMs Useful in Incident Response? https://isc.sans.edu/diary/Are%20Local%20LLMs%20Useful%20in%20Incident%20Response%3F/30274 Pytorch Vulnerability https://github.com/advisories/GHSA-4mqg-h5jf-j9m7 BING Reads Captchas https://twitter.com/literallydenis/status/1708283962399846459 Evilproxy vs. Microsoft 365 https://www.m...

Network Security News Summary for Tuesday October 3rd, 2023 02.10.2023

ZIP Metadata; EXIM Update; ARM GPU Driver Vuln; Bing Malicious Ads; robots.txt AI restrictions; Friendly Reminder: ZIP Metadata is Not Encrypted https://isc.sans.edu/diary/Friendly%20Reminder%3A%20ZIP%20Metadata%20is%20Not%20Encrypted/30268 EXIM New Version Released https://www.exim.org/static/doc/security/CVE-2023-zdi.txt Mail GPU Kernel Driver Allows Improper GPU Memory Processing Operations htt...

Network Security News Summary for Tuesday October 3rd, 2023 02.10.2023

MIME File Analysis; Infostealer; MIME Files; EXIM Update; WS_FTP Exploit; Analyzing MIME Files: a Quick Tip https://isc.sans.edu/diary/Analyzing%20MIME%20Files%3A%20a%20Quick%20Tip/30266 Infostealers Looking for Password Files https://isc.sans.edu/diary/Are+You+Still+Storing+Passwords+In+Plain+Text+Files/30262/ Simple Netcat Backdoor https://isc.sans.edu/diary/Simple+Netcat+Backdoor+in+Python+Scri...

Network Security News Summary for Friday September 29th, 2023 29.09.2023

Windows IPs; Chrome 0-Day; Unpatched EXIM Vuln; WS-FTP Patches IPv4 Addresses in Little Endian Decimal Format https://isc.sans.edu/diary/IPv4%20Addresses%20in%20Little%20Endian%20Decimal%20Format/30256 Chrome Update fixes 0-day Vulnerability https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html Unpatched EXIM Vulnerabilities https://www.zerodayinitiative.com/advis...

Network Security News Summary for Thursday September 28th, 2023 28.09.2023

GPU Sidechannels; Compromised Routers; More libwebp Confusion; Fake Dependabot GPU Sidechannel Attack https://www.hertzbleed.com/gpu.zip/GPU-zip.pdf Router Firmware Compromised for Persistent Access https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csa-cyber-report-sept-2023 https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-270a More libwebp vulner...

Network Security News Summary for Wednesday September 27th, 2023 27.09.2023

ZeroFont Phishing; Apple Updates; A new spint on the ZeroFont phishing technique https://isc.sans.edu/diary/A%20new%20spin%20on%20the%20ZeroFont%20phishing%20technique/30248 macOS Sonoma Updates https://isc.sans.edu/diary/Apple%20Releases%20MacOS%20Sonoma%20Including%20Numerous%20Security%20Patches/30252 keywords: macos; sonoma; zerofont; phishing

Network Security News Summary for Wednesday September 27th, 2023 26.09.2023

LuaJIT Malware; NPM systeminformation; Team City Vulnerability LuaJIT Malware https://www.sentinelone.com/labs/sandman-apt-a-mystery-group-targeting-telcos-with-a-luajit-toolkit/ NPM systeminformation flaw https://systeminformation.io/security.html Team City Authentication Bypass https://twitter.com/ptswarm/status/1706223917008834748 keywords: team city; jetbrains; npm; systeminformation; luajit

Network Security News Summary for Monday September 25th, 2023 24.09.2023

Laravel Scans; Backdoored WinRAR PoC; Fake Booking.com; @BSidesJAX Scanning for Laravel - a PHP Framework for Web Artisants https://isc.sans.edu/forums/diary/Scanning%20for%20Laravel%20-%20a%20PHP%20Framework%20for%20Web%20Artisants/30242/ Fake CVE-2023-40477 Proof of Concept Leads to VenomRAT https://unit42.paloaltonetworks.com/fake-cve-2023-40477-poc-hides-venomrat/ Unmasking a Sophistiacted Phi...

Network Security News Summary for Friday September 22nd, 2023 21.09.2023

Apple 0-Days; WebP Vuln Details; MoveIT Vuln; Win11 Improved Passkeys Apple Patches Three 0-Days https://isc.sans.edu/diary/Apple+Patches+Three+New+0Day+Vulnerabilities+Affecting+iOSiPadOSwatchOSmacOS/30238 WebP Vulnerability https://blog.isosceles.com/the-webp-0day/ MOVEit Transfer Service Pack https://community.progress.com/s/article/MOVEit-Transfer-Service-Pack-September-2023 Improved Passkey S...

Network Security News Summary for Thursday September 21st, 2023 20.09.2023

DNS TTls; Snatch Ransomware; npm packages; nagios xi vuln; What's Normal: DNS TTL Values https://isc.sans.edu/forums/diary/What's%20Normal%3F%20DNS%20TTL%20Values/30234/ CISA Highlights Snatch Ransomware https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-263a npm packages caught exfiltrating Kubernetes config, SSH keys https://blog.sonatype.com/npm-packages-caught-exfiltrating-kubernet...

Network Security News Summary for Wednesday September 20th, 2023 20.09.2023

Adobe Experience Manager; Trend Micro 0-Day; SprySOCKS Backdoor; Gitlab Patches; Obfuscated Scans For Older Adobe Experience Manager Vulnerabilities https://isc.sans.edu/diary/Obfuscated%20Scans%20for%20Older%20Adobe%20Experience%20Manager%20Vulnerabilities/30230 Trend Micro Apex One 0-day https://success.trendmicro.com/dcx/s/solution/000294994?language=en_US SprySOCKS Backdoor https://www.trendmi...

Network Security News Summary for Tuesday September 19th, 2023 19.09.2023

VPN Recon Scans; iOS Update; Juniper Exploit Internet Wide Multi VPN Search from Single /24 Network https://isc.sans.edu/diary/Internet%20Wide%20Multi%20VPN%20Search%20From%20Single%20%2024%20Network/30226 iOS/iPadOS/tvOS/WatchOS Updates https://support.apple.com/en-us/HT201222 Juniper Vuln Details/Exploit CVE-2023-36845 https://vulncheck.com/blog/juniper-cve-2023-36845 keywords: juniper; exploit;...

Network Security News Summary for Monday September 18th, 2023 17.09.2023

MFA Issue; QNAP Patches; Keychain Passkey Access; Fortinet and vBulletin XSS When MFA isn't actually MFA https://retool.com/blog/mfa-isnt-mfa/ QNAP Patches https://www.qnap.com/en/security-advisories?ref=security_advisory_details Chrome able to use Apple Keychain Passkeys https://9to5google.com/2023/09/14/chrome-118-icloud-passkey/ Fortinet XSS https://fortiguard.fortinet.com/psirt/FG-IR-23-106 vB...

Network Security News Summary for Friday September 15th, 2023 14.09.2023

qemu rPi emulation; ncurses vuln; windows themes PoC; 3AM ransomware DShield and eqmu Sitting in a Tree: L-O-G-G-I-N-G https://isc.sans.edu/diary/DShield%20and%20qemu%20Sitting%20in%20a%20Tree%3A%20L-O-G-G-I-N-G/30216 Uncursing the ncurses memory corruption vulnerabilities https://www.microsoft.com/en-us/security/blog/2023/09/14/uncursing-the-ncurses-memory-corruption-vulnerabilities-found-in-libr...

Network Security News Summary for Thursday September 14th, 2023 14.09.2023

Fake FreeDownloadManager; Foxit PDF Reader Update; macOS Metastealer; blocking NTML Hashes Backdoored Free DownloadManager https://securelist.com/backdoored-free-download-manager-linux-malware/110465/ Foxit PDF Reader Updates https://www.foxit.com/support/security-bulletins.html macOS MetaStealer: New Family of Obfuscated Go Infostealers https://www.sentinelone.com/blog/macos-metastealer-new-famil...

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