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 .
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ISC StormCast for Friday, January 17th, 2025
In this episode, we explore the efficient storage of honeypot logs in databases, issues with Citrix's Session Recording Agent and Windows Update. Ivanti is having another interesting security event and our SANS.edu graduate student Rich Green talks about his research on Passkeys. Extracting Practical Observations from Impractical Datasets: A SANS Internet Storm Center diary entry discusses strategies for analyzing complex datasets to derive actionable insights. https://isc.sans.edu/diary/Extracting%20Practical%20Observations%20from%20Impractical%20Datasets/31582 Citrix Session Recording Agent Update Issue: Citrix reports that Microsoft's January security update fails or reverts on machines with the 2411 Session Recording Agent installed, providing guidance on addressing this issue. https://support.citrix.com/s/article/CTX692505-microsofts-january-security-update-failsreverts-on-a-machine-with-2411-session-recording-agent?language=en_US Ivanti Endpoint Manager Security Advisory: Ivanti releases a security advisory for Endpoint Manager versions 2024 and 2022 SU6, detailing vulnerabilities and recommended actions. https://forums.ivanti.com/s/article/Security-Advisory-EPM-January-2025-for-EPM-2024-and-EPM-2022-SU6?language=en_US Revolutionizing Enterprise Security: The Exciting Future of Passkeys Beyond Passwords: A SANS.edu research paper explores the shift from traditional passwords to passkeys, highlighting the benefits and challenges of adopting passwordless authentication methods. https://www.sans.edu/cyber-research/revolutionizing-enterprise-security-exciting-future-passkeys-beyond-passwords/
ISC StormCast for Thursday, January 16th, 2025
Today's episode covers an odd 12 year old Netgear vulnerability that only received a proper CVE number last year. Learn about how to properly identify OpenID connect users and avoid domain name resue. Good old rsync turns out to be in need of patching and Fortinet: Not sure if it needs patching. Probably it does. Go ahead and patch it. The Curious Case of a 12-Year-Old Netgear Router Vulnerability Outdated Netgear routers remain a security risk, with attackers actively exploiting a 2013 vulnerability to deploy crypto miners. Learn how to protect your network by updating or replacing legacy hardware. URL: https://isc.sans.edu/diary/The%20Curious%20Case%20of%20a%2012-Year-Old%20Netgear%20Router%20Vulnerability/31592 Millions at Risk Due to Google s OAuth Flaw A flaw in Google s OAuth implementation enables attackers to exploit defunct domain accounts, exposing sensitive data. Tips on implementing MFA and domain monitoring to reduce risks. URL: https://trufflesecurity.com/blog/millions-at-risk-due-to-google-s-oauth-flaw Rsync 3.4.0 Security Release The latest rsync update fixes critical vulnerabilities, including buffer overflows and symbolic link issues. Upgrade immediately to protect your file synchronization processes. URL: https://download.samba.org/pub/rsync/NEWS#3.4.0 Fortinet PSIRT Advisories: Stay Secure Fortinet's latest advisories address vulnerabilities in FortiOS, FortiProxy, and more. Review and apply patches promptly to secure your perimeter defenses. URL: https://www.fortiguard.com/psirt
ISC StormCast for Wednesday, January 15th, 2025
Today, Microsoft Patch Tuesday headlines our news with Microsoft patching 209 vulnerabilities, some of which have already been exploited. Fortinet suspects a so far unpatched Node.js authentication bypass to be behind some recent exploits of FortiOS and FortiProxy devices. Microsoft January 2025 Patch Tuesday This month's Microsoft patch update addresses a total of 209 vulnerabilities, including 12 classified as critical. Among these, 3 vulnerabilities have been actively exploited in the wild, and 5 have been disclosed prior to the patch release, marking them as zero-days. https://isc.sans.edu/diary/rss/31590 Fortinet Security Advisory FG-IR-24-535 CVE-2024-55591 An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS and FortiProxy may allow a remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module. https://fortiguard.fortinet.com/psirt/FG-IR-24-535 PRTG Network Monitor Update: Update for an already exploited XSS vulnerability in Paesler PRTG Network Monitor CVE-2024-12833 https://www.paessler.com/prtg/history/stable
ISC StormCast for Tuesday, January 14th, 2025
Episode Summary: This episode covers brute-force attacks on the password reset functionality of Hikvision devices, a macOS SIP bypass vulnerability, Linux rootkit malware, and a novel ransomware campaign targeting AWS S3 buckets. Topics Covered: Hikvision Password Reset Brute Forcing URL: https://isc.sans.edu/diary/Hikvision%20Password%20Reset%20Brute%20Forcing/31586 Hikvision devices are being targeted using old brute-force attacks exploiting predictable password reset codes. Analyzing CVE-2024-44243: A macOS System Integrity Protection Bypass URL: https://www.microsoft.com/en-us/security/blog/2025/01/13/analyzing-cve-2024-44243-a-macos-system-integrity-protection-bypass-through-kernel-extensions/ Microsoft details a macOS vulnerability allowing attackers to bypass SIP using kernel extensions. Rootkit Malware Controls Linux Systems Remotely URL: https://cybersecuritynews.com/rootkit-malware-controls-linux-systems-remotely/ A sophisticated rootkit targeting Linux systems uses zero-day vulnerabilities for remote control. Abusing AWS Native Services: Ransomware Encrypting S3 Buckets with SSE-C URL: https://www.halcyon.ai/blog/abusing-aws-native-services-ransomware-encrypting-s3-buckets-with-sse-c Attackers are using AWS s SSE-C encryption to lock S3 buckets during ransomware campaigns. We cover how the attack works and how to protect your AWS environment.
ISC StormCast for Monday, January 13th, 2025
In today's episode, we cover the latest updates in cybersecurity: Windows Defender Enhances Chrome Extension Detection Microsoft's Defender now catalogs Chrome extensions to identify malicious ones. Learn how this improves enterprise security. https://isc.sans.edu/diary/Windows%20Defender%20Chrome%20Extension%20Detection/31574 Multi-OLE Analysis in Malicious Documents A look at how attackers embed OLE files in Office documents to evade detection and the tools to combat it. https://isc.sans.edu/diary/Multi-OLE/31580 Ivanti Connect Secure RCE Vulnerability (CVE-2025-0282) Details of a critical vulnerability affecting Ivanti products and the patching timelines. https://labs.watchtowr.com/exploitation-walkthrough-and-techniques-ivanti-connect-secure-rce-cve-2025-0282/ Apple USB-C Controller Compromised Researchers hacked Apple s ACE3 USB-C controller, highlighting hardware security challenges. https://cybersecuritynews.com/apples-new-usb-c-controller-hacked/ IRS Pushes for IP PIN Enrollment Protect yourself from tax-related identity theft by securing your IP PIN for the 2025 tax season. https://www.irs.gov/newsroom/irs-encourages-all-taxpayers-to-sign-up-for-an-ip-pin-for-the-2025-tax-season
SANS ISC Stormcast: Cryptomining Malware, Fake PoC Exploit, Malicious Browser Extensions, and Palo Alto Vulnerabilities. Jan 9th 2024
In this episode, we explore the following stories: "Examining Redtail: Analyzing a Sophisticated Cryptomining Malware and its Advanced Tactics" Overview of Redtail's multi-architecture cryptomining malware exploiting vulnerabilities and deploying persistence techniques. URL: Examining Redtail: Analyzing a Sophisticated Cryptomining Malware and its Advanced Tactics "Information Stealer Masquerades as LDAPNightmare PoC Exploit" A malware disguised as a PoC exploit targets users seeking to test vulnerabilities like LDAPNightmare. URL: Information Stealer Masquerades as LDAPNightmare PoC Exploit "How Extensions Trick CWS Search" Research reveals how malicious browser extensions manipulate Chrome Web Store search to appear legitimate. URL: How Extensions Trick CWS Search "Palo Alto Networks' Expedition Vulnerabilities (PAN-SA-2025-0001)" Multiple vulnerabilities in the deprecated Expedition tool can expose credentials and lead to unauthorized file and command execution. URL: Palo Alto Networks' Expedition Vulnerabilities (PAN-SA-2025-0001)
ISC StormCast for Thursday, January 9th, 2025
In this episode, we discuss critical vulnerabilities in Ivanti Connect Secure and Policy Secure, command injection risks in Aviatrix Network Controllers, and the risks posed by hijacked abandoned backdoors. Episode Links and Topics: More Governments Backdoors in Your Backdoors https://labs.watchtowr.com/more-governments-backdoors-in-your-backdoors/ Researchers reveal how expired domains linked to abandoned backdoors can be hijacked, exposing systems to further compromise. Security Update: Ivanti Connect Secure, Policy Secure, and Neurons for ZTA Gateways https://www.ivanti.com/blog/security-update-ivanti-connect-secure-policy-secure-and-neurons-for-zta-gateways Ivanti addresses critical vulnerabilities (CVE-2025-0282, CVE-2025-0283) in their secure gateway products, with active exploitation in the wild. CVE-2024-50603: Aviatrix Network Controller Command Injection Vulnerability https://www.securing.pl/en/cve-2024-50603-aviatrix-network-controller-command-injection-vulnerability/ A command injection vulnerability in Aviatrix Network Controllers allows unauthenticated code execution, posing severe risks to network environments.
ISC StormCast for Wednesday, January 8th, 2025
In this episode, we dive into active exploitation of a zero-day in SonicWall SSL-VPN, privilege escalation vulnerabilities in Moxa devices, and a BitLocker bypass in Windows 11. We also cover cryptocurrency mining malware hitting PHP servers and the White House's launch of the U.S. Cyber Trust Mark to secure connected devices. Episode Links and Topics: PacketCrypt Classic Cryptocurrency Miner on PHP Servers https://isc.sans.edu/diary/PacketCrypt%20Classic%20Cryptocurrency%20Miner%20on%20PHP%20Servers/31564 Malware exploiting PHP servers to mine PacketCrypt Classic cryptocurrency. SonicOS Affected By Multiple Vulnerabilities https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003 A zero-day vulnerability in SonicWall SSL-VPN devices is under active attack. Privilege Escalation and OS Command Injection Vulnerabilities in Moxa Devices https://www.moxa.com/en/support/product-support/security-advisory/mpsa-241155-privilege-escalation-and-os-command-injection-vulnerabilities-in-cellular-routers,-secure-routers,-and-netwo Critical vulnerabilities in Moxa routers and security appliances allow privilege escalation and OS command injection. White House Launches U.S. Cyber Trust Mark https://www.whitehouse.gov/briefing-room/statements-releases/2025/01/07/white-house-launches-u-s-cyber-trust-mark-providing-american-consumers-an-easy-label-to-see-if-connected-devices-are-cybersecure/ A new cybersecurity labeling program for connected devices aims to help consumers choose secure products. Windows BitLocker: Screwed without a Screwdriver https://media.ccc.de/v/38c3-windows-bitlocker-screwed-without-a-screwdriver#t=761 (video in English) A two-year-old vulnerability in Windows 11 allows bypassing BitLocker encryption.
ISC StormCast for Tuesday, January 7th, 2025
In this episode of the SANS Internet Storm Center's Stormcast, we cover critical vulnerabilities affecting OpenSSH, BeyondTrust, and Nuclei, including the newly discovered "RegreSSHion" flaw and a bypass vulnerability in Nuclei. We also discuss how malware evasion techniques can impact analysis environments and highlight the dangers of fake exploits targeting researchers. Tune in for insights on patching, mitigation strategies, and staying ahead of emerging threats. Topics Covered: Make Malware Happy https://isc.sans.edu/diary/Make%20Malware%20Happy/31560 A look at how malware adapts and detects analysis environments, and why replicating operational settings is critical during malware analysis. Nuclei Signature Verification Bypass (CVE-2024-43405) https://www.wiz.io/blog/nuclei-signature-verification-bypass A critical vulnerability in Nuclei allows malicious templates to bypass signature verification, risking arbitrary code execution. Critical Vulnerability in BeyondTrust (CVE-2024-12356) https://censys.com/cve-2024-12356/ A high-risk flaw in BeyondTrust products allows unauthenticated OS command execution, posing a significant threat to privileged access systems. RegreSSHion Code Execution Vulnerability (CVE-2024-6387) https://cybersecuritynews.com/regresshion-code-execution-vulnerability/ OpenSSH vulnerability "RegreSSHion" enables remote code execution, and fake exploits targeting security researchers are in circulation.
ISC StormCast for Monday, January 6th, 2025
In this episode of the SANS Internet Storm Center's Stormcast, we cover the latest cybersecurity threats and defenses, including Python-delivered malware, goodware hash sets, SSL/TLS protocol updates, and critical vulnerabilities in ASUS routers and Paessler PRTG. Stay informed and secure your systems! Full details and links to all stories: SwaetRAT via Python: https://isc.sans.edu/diary/SwaetRAT%20Delivery%20Through%20Python/31554 Goodware Hash Sets: https://isc.sans.edu/diary/Goodware%20Hash%20Sets/31556 SSL/TLS Updates: https://isc.sans.edu/diary/Changes%20in%20SSL%20and%20TLS%20support%20in%202024/31550 Cyberhaven Extension Compromise: https://secureannex.com/blog/cyberhaven-extension-compromise/ PRTG Vulnerability: https://www.zerodayinitiative.com/advisories/ZDI-24-1736/ ASUS Router Vulnerabilities: https://cybersecuritynews.com/asus-router-vulnerabilities/
ISC StormCast for Friday, December 20th, 2024
PHPUnit and Androxgh0st https://isc.sans.edu/diary/Command%20Injection%20Exploit%20For%20PHPUnit%20before%204.8.28%20and%205.x%20before%205.6.3%20%5BGuest%20Diary%5D/31528 Mirai Attacks Session Smart Routers https://supportportal.juniper.net/s/article/2024-12-Reference-Advisory-Session-Smart-Router-Mirai-malware-found-on-systems-when-the-default-password-remains-unchanged?language=en_US FortiWLM Unauthenticated limited file read vulnerability https://fortiguard.fortinet.com/psirt/FG-IR-23-144 https://securityonline.info/kaspersky-uncovers-active-exploitation-of-fortinet-vulnerability-cve-2023-48788/ Beyond Trust Security Advisory https://www.beyondtrust.com/trust-center/security-advisories/bt24-10 BadBox Update https://www.bitsight.com/blog/badbox-botnet-back
ISC StormCast for Thursday, December 19th, 2024
A Deep Dive into TeamTNT and Spinning YARN https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20A%20Deep%20Dive%20into%20TeamTNT%20and%20Spinning%20YARN/31530 Earth Koshchei Coopts Red Team Tools in Complex RDP Attacks https://www.trendmicro.com/en_us/research/24/l/earth-koshchei.html Okta Social Engineering Impersonation Report https://sec.okta.com/articles/2024/okta-social-engineering-report-response-and-recommendation US considers banning TP-Link routers over cybersecurity risks https://www.bleepingcomputer.com/news/security/us-considers-banning-tp-link-routers-over-cybersecurity-risks/ CISA Releases Best Practice Guidance for Mobile Communications https://www.cisa.gov/news-events/alerts/2024/12/18/cisa-releases-best-practice-guidance-mobile-communications
ISC StormCast for Wednesday, December 18th, 2024
Python Delivering AnyDesk Client as RAT https://isc.sans.edu/diary/Python+Delivering+AnyDesk+Client+as+RAT/31524/ Vishing via Microsoft Teams Facilitates DarkGate Malware Intrusion https://www.trendmicro.com/en_us/research/24/l/darkgate-malware.html SS7 Attacks https://www.404media.co/email/ac709882-1e4b-42fc-bcca-cf7ce4793716/ CrushFTP Vulnerability https://crushftp.com/crush11wiki/Wiki.jsp?page=Update
ISC StormCast for Tuesday, December 17th, 2024
MUT-1244 Targeting Offensive Actors https://securitylabs.datadoghq.com/articles/mut-1244-targeting-offensive-actors/ Golang Crypto Vulnerability https://github.com/golang/crypto/commit/b4f1988a35dee11ec3e05d6bf3e90b695fbd8909 Meeten Malware: A Cross-Platform Threat to Crypto Wallets on macOS and Windows https://www.cadosecurity.com/blog/meeten-malware-threat
ISC StormCast for Monday, December 16th, 2024
Exploit Attempts Inspired by Recent Struts 2 File Upload Vulnerability https://isc.sans.edu/diary/Exploit%20attempts%20inspired%20by%20recent%20Struts2%20File%20Upload%20Vulnerability%20%28CVE-2024-53677%2C%20CVE-2023-50164%29/31520 Citrix Netscaler Password Spraying Mitigation https://www.citrix.com/blogs/2024/12/13/password-spraying-attacks-netscaler-december-2024/ Let's Encrypt Six Day Certifiates https://letsencrypt.org/2024/12/11/eoy-letter-2024/ Devices in Germany Arrived Pre-Pw0n3d https://cybersecuritynews.com/30000-devices-in-germany-discovered-with-pre-installed-malware-badbox/