SANS Stormcast Monday Feb 24th: sigs.py update; Google Introdusing Quantum Safe Sigs; MSFT Update Win 11 issues; LTE/5G Vulns; Tool Update: Sigs.py Jim updates sigs.py. The tool verifies hashes for files and automatically recognizes what hash is used. https://isc.sans.edu/diary/Tool%20update%3A%20sigs.py%20-%20added%20check%20mode/31706 Google Announcing Quantum Safe Digital Signatures in Cloud KMS Google announced the option to use quantum safe digital signatures for its cloud key management system. https://cloud.google.com/blog/products/identity-security/announcing-quantum-safe-digital-signatures-in-cloud-kms Windows 11 Patch issues The February Patch Tuesday appears to have caused issues with a number of Windows 11 systems. In particular the usability of the file manager appears to be affected. https://www.windowslatest.com/2025/02/16/windows-11-kb5051987-breaks-file-explorer-install-fails-on-windows-11-24h2/ LTE/5G Vulnerabilities Researchers at the university of Florida have identified a large number of vulnerabilities in 5G and LTE networks. https://nathanielbennett.com/publications/ransacked.pdf keywords: ransacked; lte; 5g; windows 11; microsoft; patches; quantum; google; kms; signatures; hashes; sigs.py

SANS Stormcast Friday Feb 21st: Kibana Queries; Mongoose Injection; U-Boot Flaws; Unifi Protect Camera Vulnerabilities; Protecting Network Devices as Endpoint (Austin Clark @sans_edu) Using ES|QL In Kibana to Query DShield Honeypot Logs Using the "Elastic Search Piped Query Language" to query DShield honeypot logs https://isc.sans.edu/diary/Using%20ES%7CQL%20in%20Kibana%20to%20Queries%20DShield%20Honeypot%20Logs/31704 Mongoose Flaws Put MongoDB at risk The Object Direct Mapping library Mongoose suffers from an injection vulnerability leading to the potenitial of remote code exeuction in MongoDB https://www.theregister.com/2025/02/20/mongoose_flaws_mongodb/ U-Boot Vulnerabilities The open source boot loader U-Boot does suffer from a number of issues allowing the bypass of its integrity checks. This may lead to the execution of malicious code on boot. https://www.openwall.com/lists/oss-security/2025/02/17/2 Unifi Protect Camera Update https://community.ui.com/releases/Security-Advisory-Bulletin-046-046/9649ea8f-93db-4713-a875-c3fd7614943f keywords: unifi; protect; u-boot; honeypot; kibana; logs;

SANS Stormcast Wednesday Feb 20th: XWorm Cocktail; Quantum Computing Breakthrough; Signal Phishing XWorm Cocktail: A Mix of PE data with PowerShell Code Quick analysis of an interesting XWrom sample with powershell code embedded inside an executable https://isc.sans.edu/diary/XWorm+Cocktail+A+Mix+of+PE+data+with+PowerShell+Code/31700 Microsoft's Majorana 1 Chip Carves New Path for Quantum Computing Microsoft announced a breack through in Quantum computing. Its new prototype Majorana 1 chip takes advantage of exotic majorana particles to implement a scalable low error rate solution to building quantum computers https://news.microsoft.com/source/features/ai/microsofts-majorana-1-chip-carves-new-path-for-quantum-computing/ Russia Targeting Signal Messenger Signal is well regarded as a secure end to end encrypted messaging platform. However, a user may be tricked into providing access to their account by scanning a QR code masquerading as a group channel invitation. https://cloud.google.com/blog/topics/threat-intelligence/russia-targeting-signal-messenger/ keywords: russia; signal; ukraine; quantum; majorana; xworm; powershell

SANS Stormcast Tuesday Feb 19th: ModelScan AI Model Security; OpenSSH Vuln; Juniper Patches; Dell BIOS Vulnerability ModelScan: Protection Against Model Serialization Attacks ModelScan is a tool to inspect AI models for deserialization attacks. The tool will detect suspect commands and warn the user. https://isc.sans.edu/diary/ModelScan%20-%20Protection%20Against%20Model%20Serialization%20Attacks/31692 OpenSSH MitM and DoS Vulnerabilities OpenSSH Patched two vulnerabilities discovered by Qualys. One may be used for MitM attack in specfic configurations of OpenSSH. https://www.qualys.com/2025/02/18/openssh-mitm-dos.txt Juniper Authentication Bypass Juniper fixed an authentication bypass vulnerability that affects several prodcuts. The patch was released outside the normal patch schedule. https://supportportal.juniper.net/s/article/2025-02-Out-of-Cycle-Security-Bulletin-Session-Smart-Router-Session-Smart-Conductor-WAN-Assurance-Router-API-Authentication-Bypass-Vulnerability-CVE-2025-21589?language=en_US DELL BIOS Patches DELL released BIOS updates fixing a privilege escalation issue. The update affects a large part of Dell's portfolio https://www.dell.com/support/kbdoc/en-en/000258429/dsa-2025-021 keywords: dell, bios; juniper; openssh; modelscan;

SANS Stormcast: Securing the Edge; PostgreSQL Exploit; Ivanti Exploit; WinZip Vulnerablity; Xerox Patch My Very Personal Guidance and Strategies to Protect Network Edge Devices A quick summary to help you secure edge devices. This may be a bit opinionated, but these are the strategies that I find work and are actionable. https://isc.sans.edu/diary/My%20Very%20Personal%20Guidance%20and%20Strategies%20to%20Protect%20Network%20Edge%20Devices/31660 PostgreSQL SQL Injection A followup to yesterday's segment about the PostgreSQL vulnerability. Rapid7 released a Metasploit module to exploit the vulnerability. https://github.com/rapid7/metasploit-framework/pull/19877 Ivanti Connect Secure Exploited The Japanese CERT observed exploitation of January's Connect Secure vulnerability https://blogs.jpcert.or.jp/ja/2025/02/spawnchimera.html WinZip Vulnerability WinZip patched a buffer overflow vulenrability that may be triggered by malicious 7Z files https://www.zerodayinitiative.com/advisories/ZDI-25-047/ Xerox Printer Patch Xerox patched two vulnerabililites in its enterprise multifunction printers that may be exploited for lateral movement. https://securitydocs.business.xerox.com/wp-content/uploads/2025/02/Xerox-Security-Bulletin-XRX25-003-for-Xerox-VersaLinkPhaser-and-WorkCentre.pdf keywords: xerox; winzip; ivanti; connect secure; postgresql; sql; edge;

SANS Stormcast Monday Feb 17th: Fake BSOD; Volatile IPs; Postgresql libpq SQL Injection; OAUTH Phishing Fake BSOD Delivered by Malicious Python Script Xavier found an odd malicious Python script that displays a blue screen of death to users. The purpose isn't quite clear. It could be a teach support scam tricking users into calling the 800 number displayed, or a simple anti-reversing trick https://isc.sans.edu/diary/Fake%20BSOD%20Delivered%20by%20Malicious%20Python%20Script/31686 The Danger of IP Volatility Accounting for IP addresses is important, and if not done properly, may lead to resources being exposed after IP addresses are released. https://isc.sans.edu/diary/The%20Danger%20of%20IP%20Volatility/31688 PostgreSQL SQL Injection Functions in PostgreSQL's libpq do not properly escape parameters which may lead to SQL injection issues if the functions are used to create input for pqsql. https://www.postgresql.org/support/security/CVE-2025-1094/ Multiple Russian Threat Actors Targeting Microsoft Device Code Auth The OAUTH device code flow is used to attach devices with limited input capability to a user's account. However, this can be abused via phishing attacks. https://www.volexity.com/blog/2025/02/13/multiple-russian-threat-actors-targeting-microsoft-device-code-authentication/ keywords: oauth; postgresql; ip; volatility; bsod

SANS Stormcast Feb 14th 2025: DShield Honeypot SIEM; PAN OS Auth Bypass; Salt Typhone vs. Cisco; Crowdstrike Patch DShield SIEM Docker Updates Interested in learning more about the attacks hitting your honeypot? Guy assembled a neat SIEM to create dashboards summarizing the attacks. https://isc.sans.edu/diary/DShield%20SIEM%20Docker%20Updates/31680 PANOS Path Confusion Auth Bypass Palo Alto Networks fixed a path confusion vulnerability introduced by the overly complex midle box chain in PANOS. https://slcyber.io/blog/nginx-apache-path-confusion-to-auth-bypass-in-pan-os/ https://www.theregister.com/2025/02/13/palo_alto_firewall/ China's Volt Typhoon Continues to use Cisco Vulns Recorded Future wrote up some recent attacks of the Red Mike / Volt Typhoon groups going after telecom providers by compromissing Cisco systems via an older vulnerabilty https://www.wired.com/story/chinas-salt-typhoon-spies-are-still-hacking-telecoms-now-by-exploiting-cisco-routers/ Crowdstrike Patches Linux Client https://www.crowdstrike.com/security-advisories/cve-2025-1146/ keywords: crowdstrike; falcon; china; volt typhoon; redmike; cisco; panos; nginx; apache; php; dshield; siem;

SANS Stormcast Feb 13th 2025: Smart City Threats; Advanced Social Engineering Attacks; Wazuh Vulnerability; PAM Vulnerability; Ivanti Patches An Ontology for Threats: Cybercrime and Digital Forensic Investigation on Smart City Infrastructure Smart cities is a big topic for many local governments. With building these complex systems, attacks will follow. https://isc.sans.edu/diary/An%20ontology%20for%20threats%2C%20cybercrime%20and%20digital%20forensic%20investigation%20on%20Smart%20City%20Infrastructure/31676 North Korean state actor tricking admins into executing PowerShell North Korean state actors are spending quite a bit of effort setting up relationships with South Korean system administrators, culminating in them getting tricked into executing malicious PowerShell scripts. https://x.com/MsftSecIntel/status/1889407814604296490 Wazuh Vulnerability A deserialization vulnerability in Wazuh may lead to an unauthenticated remote code execution vulnerability https://github.com/wazuh/wazuh/security/advisories/GHSA-hcrc-79hj-m3qh PAM PKCS11 Vulnerablity Several vulnerabilities in the Linux PAM module processing smart card authentication can be used to bypass authentication https://github.com/OpenSC/pam_pkcs11/releases/tag/pam_pkcs11-0.6.13 Ivanti Patches Ivanti released its monhtly update, fixing a number of critical vulnerabilities in Connect Secure and other prodcuts https://forums.ivanti.com/s/article/February-Security-Advisory-Ivanti-Connect-Secure-ICS-Ivanti-Policy-Secure-IPS-and-Ivanti-Secure-Access-Client-ISAC-Multiple-CVEs?language=en_US keywords: ivanti; pam; pkcs11; linux; wazuh; korea; powershell; ontology; smart city

SANS Stormcast Feb 12th 2025: MSFT Patch Tuesday; Adobe Patches; FortiNet Acknowledges Exploitation of FortiOS Microsoft Patch Tuesday Microsoft released patches for 55 vulnerabilities. Three of them are actagorized as critical, two are already exploited and another two have been publicly disclosed. The LDAP server vulnerability could become a huge deal, but it is not clear if an exploit will appear. https://isc.sans.edu/diary/Microsoft%20February%202025%20Patch%20Tuesday/31674 Adobe Patches Adobe released patches for seven products. Watch out in particular for the Adobe Commerce issues https://helpx.adobe.com/security/security-bulletin.html Fortinet Acknowledges Exploitation of Vulnerability https://fortiguard.fortinet.com/psirt/FG-IR-24-535 keywords: fortinet; adobe; microsoft;

SANS Stormcast Feb 11th 2025: 7zip and MoW; Apple 0-Day Fix; AMD Microcode Overwrite; Trimble CityWorks 0-Day; MageCart Update Reminder: 7-Zip MoW The MoW must be added to any files extracted from ZIP or other compound file formats. 7-Zip does not do so by default unless you alter the default configuration. https://isc.sans.edu/diary/Reminder%3A%207-Zip%20%26%20MoW/31668 Apple Fixes 0-Day Apple released updates to iOS and iPadOS fixing a bypass for USB Restricted Mode. The vulnerability is already being exploited. https://support.apple.com/en-us/122174 AMD ZEN CPU Microcode Update An attacker is able to replace microcode on some AMD CPUs. This may alter how the CPUs function and Google released a PoC showing how it can be used to manipulate the random number generator. https://github.com/google/security-research/security/advisories/GHSA-4xq7-4mgh-gp6w Trimble Cityworks Exploited CISA added a recent Trimble Cityworks vulnerabliity to its list of exploited vulnerabilities. https://learn.assetlifecycle.trimble.com/i/1532182-cityworks-customer-communication-2025-02-06-docx/0? Google Tag Manager Skimmer Steals Credit Card Info Sucuri released a blog post with updates to the mage cart campaign. The latest version is injecting malicious code as part of the google tag manager / analytics code. https://blog.sucuri.net/2025/02/google-tag-manager-skimmer-steals-credit-card-info-from-magento-site.html keywords: google; sucuri; amd; trimble; cityworks; tag manager;