

SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)
Johannes B. Ullrich
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 minute 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 Stormcenter. You may submit questions and comments via our contact form at https://isc.sans.edu/contact.html .
Episodes
Mentioned books

Nov 2, 2023 • 6min
ISC StormCast for Thursday, November 2nd, 2023
Malware Dropped Through a ZPAQ Archive
https://isc.sans.edu/forums/diary/Malware%20Dropped%20Through%20a%20ZPAQ%20Archive/30366/
CVSS 4.0 Now Official
https://www.first.org/cvss/v4-0/index.html
MOZI Botnet Killswitch
https://www.welivesecurity.com/en/eset-research/who-killed-mozi-finally-putting-the-iot-zombie-botnet-in-its-grave/
URL Shorteners in .us
https://securityonline.info/infoblox-uncovers-malicious-wave-in-us-domain-registrations/
Impersonating Slack Users
https://falconspy.org/redteam/tradecraft/2023/10/05/2023-10-05-Slack-Impersonation.html

Nov 1, 2023 • 4min
ISC StormCast for Wednesday, November 1st, 2023
Multiple Layers of Anti-Sandboxing Techniques
https://isc.sans.edu/diary/Multiple%20Layers%20of%20Anti-Sandboxing%20Techniques/30362
CVE-2023-22518 Improper Authorization Vulnerability in Confluence Data Center and Server
https://confluence.atlassian.com/security/cve-2023-22518-improper-authorization-vulnerability-in-confluence-data-center-and-server-1311473907.html
Malvertisement Promotes Malicious PyCharm Version
https://www.malwarebytes.com/blog/threat-intelligence/2023/10/malvertising-via-dynamic-search-ads-delivers-malware-bonanza
Thorn SFTP Gateway Java Deserialization RCE CVE-2016-1000027 CVE-2023-47174
https://help.thorntech.com/docs/sftp-gateway-gcp-3.0/gcp-java-deserialization-rce/

Oct 31, 2023 • 6min
ISC StormCast for Tuesday, October 31st, 2023
Flying under the Radar: The Privacy Impact of Mulicast DNS
https://isc.sans.edu/forums/diary/Flying%20under%20the%20Radar%3A%20The%20Privacy%20Impact%20of%20multicast%20DNS/30358/
Kubernetes ingress-nginx vulnerability
https://github.com/kubernetes/ingress-nginx/issues/10571
Google Chrome HTTPS Upgrade
https://github.com/dadrian/https-upgrade/blob/main/explainer.md
Wordpad POC CVE-2023-36563
https://www.dillonfrankesecurity.com/posts/cve-2023-36563-wordpad-analysis/

Oct 30, 2023 • 6min
ISC StormCast for Monday, October 30th, 2023
Size Matters for Many Security Controls
https://isc.sans.edu/diary/Size%20Matters%20for%20Many%20Security%20Controls/30352
Spam or Phishing? Looking for Credentials and Passwords
https://isc.sans.edu/diary/Spam%20or%20Phishing%3F%20Looking%20for%20Credentials%20%26%20Passwords/30354
iOS Leaks MAC Address
https://www.youtube.com/watch?v=T3XABxNogTA
Zero Day Initiative Pwn2Own Summary
https://www.zerodayinitiative.com/blog/2023/10/24/pwn2own-toronto-2023-day-one-results
https://www.zerodayinitiative.com/blog/2023/10/25/pwn2own-toronto-2023-day-two-results
https://www.zerodayinitiative.com/blog/2023/10/26/pwn2own-toronto-2023-day-three-results
Microsoft Octo Tempest Writeup
https://www.microsoft.com/en-us/security/blog/2023/10/25/octo-tempest-crosses-boundaries-to-facilitate-extortion-encryption-and-destruction/

Oct 27, 2023 • 6min
ISC StormCast for Friday, October 27th, 2023
Adventures in Validating IPv4 Addresses
https://isc.sans.edu/forums/diary/Adventures%20in%20Validating%20IPv4%20Addresses/30348/
BIG-IP Configuration Utility Unauthenticated Remote Code Execution
https://my.f5.com/manage/s/article/K000137353
https://www.praetorian.com/blog/refresh-compromising-f5-big-ip-with-request-smuggling-cve-2023-46747/
iLeakage Vulnerability
https://ileakage.com/

Oct 26, 2023 • 6min
ISC StormCast for Thursday, October 26th, 2023
Apple Updates
https://isc.sans.edu/diary/Apple%20Patches%20Everything.%20Releases%20iOS%2017.1%2C%20MacOS%2014.1%20and%20updates%20for%20older%20versions%20fixing%20exploited%20vulnerability/30344
Confluence Server Scans CVE-2023-22515
https://isc.sans.edu/diary/30342
Critical VMVware vCenter Patch CVE-2023-34048
https://www.vmware.com/security/advisories/VMSA-2023-0023.html

Oct 25, 2023 • 6min
ISC StormCast for Wednesday, October 25th, 2023
Samsung Messages and Samsung Wallet briefly marked as 'harmful' by Google
https://9to5google.com/2023/10/23/samsung-messages-wallet-harmful-app-google/
OAuth Hijacking
https://salt.security/blog/oh-auth-abusing-oauth-to-take-over-millions-of-accounts
Microsoft Exchange Server CVe-2023-36745 PoC
https://n1k0la-t.github.io/2023/10/24/Microsoft-Exchange-Server-CVE-2023-36745/
Citrix Bleed PoC CVe-2023-4966
https://www.assetnote.io/resources/research/citrix-bleed-leaking-session-tokens-with-cve-2023-4966
VMWare VRealize Exploit CVE-2023-34051 CVE0-2023-34052
https://www.vmware.com/security/advisories/VMSA-2023-0021.html

Oct 24, 2023 • 6min
ISC StormCast for Tuesday, October 24th, 2023
Apple TV IPv6 DoS
https://isc.sans.edu/diary/How%20an%20AppleTV%20may%20take%20down%20your%20%28%23IPv6%29%20network/30336
Squid Patches
https://github.com/squid-cache/squid/security/advisories
Critical Citrix Update
https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/
Cisco Vulnerablity Updates CVE-2023-20198
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webui-privesc-j22SaA4z

Oct 23, 2023 • 7min
ISC StormCast for Monday, October 23rd, 2023
base64dump.py Handles More Encodings Than Just BASE64
https://isc.sans.edu/diary/base64dump.py%20Handles%20More%20Encodings%20Than%20Just%20BASE64/30332
Stealing OAuth Tokens via Open Redirects
https://eval.blog/research/microsoft-account-token-leaks-in-harvest/
VMWare Patches
https://www.vmware.com/security/advisories.html
Solarwinds Patches
https://documentation.solarwinds.com/en/success_center/arm/content/release_notes/arm_2023-2-1_release_notes.htm

Oct 20, 2023 • 7min
ISC StormCast for Friday, October 20th, 2023
Honeypot Update
https://github.com/DShield-ISC/dshield/blob/main/README.md
Malicious Keepass Ads
https://www.malwarebytes.com/blog/threat-intelligence/2023/10/clever-malvertising-attack-uses-punycode-to-look-like-legitimate-website
Malicious JavaScript in Smart Contracts
https://labs.guard.io/etherhiding-hiding-web2-malicious-code-in-web3-smart-contracts-65ea78efad16


