SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

• SANS Internet Stormcast Feb 5th 2025: Feed Updates and Rosti; Resurrecting Dead S3 Buckets; Let's Encrypt Changes; Edge Device Security

  Some Updates to Our Data Feeds We made some updates to the documentation for our data feeds, and added the neat Rosti Feed to our list as well as to our ipinfo page. https://isc.sans.edu/diary/Some%20updates%20to%20our%20data%20feeds/31650 8 Million Request Later We Meade the Solarwindws Supply Chain Attack Look Amateur While the title is a bit of watchTowr hyperbole, the problem of resurrecting dead S3 buckets back to live is real and needs to be addressed. Boring solutions will help not becoming an exciting headline. https://labs.watchtowr.com/8-million-requests-later-we-made-the-solarwinds-supply-chain-attack-look-amateur/ Let's Encrypt Ending Expiration Emails Let's Encrypt will no longer send emails for expiring certificates. They suggest other free services to send these emails for you https://letsencrypt.org/2025/01/22/ending-expiration-emails/ Guidance and Strategies Protect Network Edge Edvices CISA and other agencies created a guidance document outlining how to protect edge devices like firewalls, vpn concentrators and other similar devices. https://www.cisa.gov/resources-tools/resources/guidance-and-strategies-protect-network-edge-devices

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• SANS ISC Stormcast Feb 4th 2025: Crypto Scam; Mediatek and D-Link Patches; Microsoft ends VPN Service

  Crypto Wallet Scam YouTube spam messages leak private keys to crypto wallets. However, these keys can not be used to withdraw funds. Victims are scammed into depositing "gas fees" which are then collected by the scammer. https://isc.sans.edu/diary/Crypto%20Wallet%20Scam/31646 Mediatek Patches Mediatek patched numerous vulnerabilities in its WLAN products. Some allow for unauthenticated arbitrary code execution https://corp.mediatek.com/product-security-bulletin/February-2025 D-Link Vulnerability D-Link disclosed a vulnerability in older routers that as of May no longer receive any updates. Your only option is to upgrade hardare. https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10415 Microsoft Discontinues VPN Service Microsoft is shutting down the VPN service that was included as part of Microsoft Defender https://support.microsoft.com/en-au/topic/end-of-support-privacy-protection-vpn-in-microsoft-defender-for-individuals-8b503da5-732a-4472-833a-e2ddca53036a

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• SANS ISC Stormcast Feb 3rd 2025: Automating Cyber Ranges; Deepseek Scams; PyPi Archived State; Medical Backdoors

  To Simulate or Replicate: Crafting Cyber Ranges Automating the creation of cyber ranges. This will be a multi part series and this part covers creating the DNS configuration in Windows https://isc.sans.edu/diary/To%20Simulate%20or%20Replicate%3A%20Crafting%20Cyber%20Ranges/31642 Scammers Exploiting Deepseek Hype Scammers are using the hype around Deepseek, and some of the confusion caused by it's site not being reachable, to scam users into installing malware. I am also including a link to a "jailbreak" of Deepseek (this part was not covered in the podcast). https://www.welivesecurity.com/en/cybersecurity/scammers-exploiting-deepseek-hype/ https://lab.wallarm.com/jailbreaking-generative-ai/ PyPi Archived Status PyPi introduced a new feature to mark repositories as archived. This implies that the author is no longer maintaining the particular package https://blog.pypi.org/posts/2025-01-30-archival/ ICS Mecial Advisory: Comtec Patient Monitor Backdoor And interested backdoor was found in a Comtech Patient Monitor. https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-030-01

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• SANS ISC Stormcast Jan 31st 2025: Old Netgear Vuln in Depth; Lightning AI RCE; Canon Printer RCE; Deepseek Leak;

  PCAPs or It Didn't Happen: Exposing an Old Netgear Vulnerability Still Active in 2025 [Guest Diary] https://isc.sans.edu/diary/PCAPs%20or%20It%20Didn%27t%20Happen%3A%20Exposing%20an%20Old%20Netgear%20Vulnerability%20Still%20Active%20in%202025%20%5BGuest%20Diary%5D/31638 RCE Vulnerablity in AI Development Platform Lightning AI Noma Security discovered a neat remote code execution vulnerability in Lightning AI. This vulnerability is exploitable by tricking a logged in user into clicking a simple link. https://noma.security/noma-research-discovers-rce-vulnerability-in-ai-development-platform-lightning-ai/ Canon Laser Printers and Small Office Multifunctional Printer Vulnerabilities Canon fixed three different vulnerablities affecting various laser and small office multifunctional printers. These vulnerabilities may lead to remote code execution, and there are some interesting exploit opportunities https://www.usa.canon.com/support/canon-product-advisories/service-notice-regarding-vulnerability-measure-against-buffer-overflow-for-laser-printers-and-small-office-multifunctional-printers Deepseek ClickHouse Database Leak https://www.wiz.io/blog/wiz-research-uncovers-exposed-deepseek-database-leak

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• SANS ISC Stormcast, Jan 30th 2025: Python vs. Powershell; Fortinet Exploits and Patch Policy; Voyager PHP Framework Vuln; Zyxel Targeted; VMWare AVI Patch

  From PowerShell to a Python Obfuscation Race! This information stealer not only emulates a PDF document convincingly, but also includes its own Python environment for Windows https://isc.sans.edu/diary/From%20PowerShell%20to%20a%20Python%20Obfuscation%20Race!/31634 Alleged Active Exploit Sale of CVE-2024-55591 on Fortinet Devices An exploit for this week's Fortinet vulnerability is for sale on russian forums. Fortinet also requires patching of devices without cloud license within seven days of patch release https://x.com/MonThreat/status/1884577840185643345 https://community.fortinet.com/t5/Support-Forum/Firmware-upgrade-policy/td-p/373376 The Tainted Voyage: Uncovering Voyager's Vulnerabilities Sonarcube identified vulnerabilities in the popular PHP package Voyager. One of them allows arbitrary file uploads. https://www.sonarsource.com/blog/the-tainted-voyage-uncovering-voyagers-vulnerabilities/ Hackers exploit critical unpatched flaw in Zyxel CPE devices A currently unpatches vulnerablity in Zyxel devices is actively exploited. https://www.bleepingcomputer.com/news/security/hackers-exploit-critical-unpatched-flaw-in-zyxel-cpe-devices/ VMSA-2025-0002: VMware Avi Load Balancer addresses an unauthenticated blind SQL Injection vulnerability (CVE-2025-22217) VMWare released a patch for the AVI Load Balancer addressing an unauthenticated blink SQL injection vulnerability. https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25346

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