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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SANS Stormcast Tuesday, September 16th, 2025: Apple Updates; Rust Phishing; Samsung 0-day
Apple Updates Apple released major updates for all of its operating systems. In addition to new features, these updates patch 33 different vulnerabilities. https://isc.sans.edu/diary/Apple%20Updates%20Everything%20-%20iOS%20macOS%2026%20Edition/32286 Microsoft End of Life October 14th, support for Windows 10, Exchange 2016, and Exchange 2019 will end. https://support.microsoft.com/en-us/windows/windows-10-support-ends-on-october-14-2025-2ca8b313-1946-43d3-b55c-2b95b107f281#:~:text=As%20a%20reminder%2C%20Windows%2010,one%20that%20supports%20Windows%2011. https://techcommunity.microsoft.com/blog/exchange/t-9-months-exchange-server-2016-and-exchange-server-2019-end-of-support/4366605 Phishing Targeting Rust Developers Rust developers are reporting similar phishing emails as the emails causing the major NPM compromise last week. https://github.com/rust-lang/crates.io/discussions/11889#discussion-8886064 Samsung Patches 0-Day Samsung released its monthly updates for its flagship phones fixing, among other vulnerability, an already exploited 0-day. https://security.samsungmobile.com/securityUpdate.smsb
SANS Stormcast Monday, September 15th, 2025: More Archives; Salesforce Attacks; White Cobra; BSides Augusta
Web Searches For Archives Didier observed additional file types being searched for as attackers continue to focus on archive files as they spider web pages https://isc.sans.edu/diary/Web%20Searches%20For%20Archives/32282 FBI Flash Alert: Salesforce Attacks The FBI is alerting users of Salesforce of two different threat actors targeting Salesforce. There are no new vulnerabilities disclosed, but the initial access usually takes advantage of social engineering or leaked data from the Salesdrift compromise. https://www.ic3.gov/CSA/2025/250912.pdf VSCode Cursor Extensions Malware Koe Security unmasked details about a recent malicious cursor extension campaign they call White Cobra. https://www.koi.security/blog/whitecobra-vscode-cursor-extensions-malware BSides Augusta https://bsidesaugusta.org/
SANS Stormcast Friday, September 12th, 2025: DShield SIEM Update; Another Sonicwall Warning; Website Keystroke Logging
DShield SIEM Docker Updates Guy updated the DShield SIEM which graphically summarizes what is happening inside your honeypot. https://isc.sans.edu/diary/DShield%20SIEM%20Docker%20Updates/32276 Again: Sonicwall SSL VPN Compromises The Australian Government s Signals Directorate noted an increase in compromised Sonicwall devices. https://www.cyber.gov.au/about-us/view-all-content/alerts-and-advisories/ongoing-active-exploitation-of-sonicwall-ssl-vpns-in-australia Website Keystroke Logging Many websites log every keystroke, not just data submitted in forms. https://arxiv.org/pdf/2508.19825
SANS Stormcast Thursday, September 11th, 2025: BASE64 in DNS; Google Chrome, Ivantii and Sophos Patches; Apple Memory Integrity Feature
BASE64 Over DNS The base64 character set exceeds what is allowable in DNS. However, some implementations will work even with these invalid characters. https://isc.sans.edu/diary/BASE64%20Over%20DNS/32274 Google Chrome Update Google released an update for Google Chrome, addressing two vulnerabilities. One of the vulnerabilities is rated critical and may allow code execution. https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_9.html Ivanti Updates Ivanti patched a number of vulnerabilities, several of them critical, across its product portfolio. https://forums.ivanti.com/s/article/September-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-and-Neurons-for-Secure-Access-Multiple-CVEs Sophos Patches Sophos resolved authentication bypass vulnerability in Sophos AP6 series wireless access point firmware (CVE-2025-10159) https://www.sophos.com/en-us/security-advisories/sophos-sa-20250909-ap6 Apple Introduces Memory Integrity Enforcement With the new hardware promoted in yesterday s event, Apple also introduced new memory integrity features based on this new hardware. https://security.apple.com/blog/memory-integrity-enforcement/
SANS Stormcast Wednesday, September 10th, 2025: Microsoft Patch Tuesday;
Microsoft Patch Tuesday As part of its September patch Tuesday, Microsoft addressed 177 different vulnerabilities, 86 of which affect Microsoft products. None of the vulnerabilities has been exploited before today. Two of the vulnerabilities were already made public. Microsoft rates 13 of the vulnerabilities are critical. https://isc.sans.edu/diary/Microsoft%20Patch%20Tuesday%20September%202025/32270 Adobe Patches Adobe released patches for nine products, including Adobe Commerce, Coldfusion, and Acrobat. https://helpx.adobe.com/security/security-bulletin.html SAP Patches SAP patched vulnerabilities across its product portfolio. Particularly interesting are a few critical vulnerabilities in Netweaver, one of which scored a perfect 10.0 CVSS score. https://onapsis.com/blog/sap-security-notes-september-2025-patch-day/
SANS Stormcast Tuesday, September 9th, 2025: Major npm compromise; HTTP Request Signature
Major npm compromise A number of high-profile npm libraries were compromised after developers fell for a phishing email. This compromise affected libraries with a total of hundreds of millions of downloads a week. https://bsky.app/profile/bad-at-computer.bsky.social/post/3lydioq5swk2y https://github.com/orgs/community/discussions/172738 https://github.com/chalk/chalk/issues/656#issuecomment-3266894253 https://www.aikido.dev/blog/npm-debug-and-chalk-packages-compromised HTTP Request Signatures It looks like some search engines and AI bots are starting to use the HTTP request signature. This should make it easier to identify bot traffic. https://isc.sans.edu/diary/HTTP%20Request%20Signatures/32266
SANS Stormcast Monday, September 8th, 2025: YARA to Debugger Offsets; SVG JavaScript Phishing; FreePBX Patches;
From YARA Offsets to Virtual Addresses Xavier explains how to convert offsets reported by YARA into offsets suitable for the use with debuggers. https://isc.sans.edu/diary/From%20YARA%20Offsets%20to%20Virtual%20Addresses/32262 Phishing via JavaScript in SVG Files Virustotal uncovered a Colombian phishing campaign that takes advantage of JavaScript in SVG files. https://blog.virustotal.com/2025/09/uncovering-colombian-malware-campaign.html FreePBX Patches FreePBX released details regarding two vulnerabilities patched last week. One of these vulnerabilities was already actively exploited. https://github.com/FreePBX/security-reporting/security/advisories/GHSA-3r47-p39v-vqqf
SANS Stormcast Friday, September 5th, 2025: Cloudflare Response to 1.1.1.1 Certificate; AI Modem Namespace Reuse; macOS Vulnerability Allowed Keychain Decryption
Unauthorized Issuance of Certificate for 1.1.1.1 Cloudflare published a blog post with more details regarding the bad 1.1.1.1 certificate that was issued by Fina. https://blog.cloudflare.com/unauthorized-issuance-of-certificates-for-1-1-1-1/ AI Model Namespace Reuse Deleted accounts on Huggingface can be taken over by other entities unrelated to the original owner. https://unit42.paloaltonetworks.com/model-namespace-reuse/ macOS vulnerability allowed Keychain and iOS app decryption without a password Excessive entitlements for the gcore binary facilitated access to key material that was sufficient to access secrets stored in Apple s keychain. https://www.helpnetsecurity.com/2025/09/04/macos-gcore-vulnerability-cve-2025-24204/
SANS Stormcast Thursday, September 4th, 2025: Dassault DELMIA Apriso Exploit Attempts; Android Updates; 1.1.1.1 Certificate Issued
Exploit Attempts for Dassault DELMIA Apriso. CVE-2025-5086 Our honeypots detected attacks against the manufacturing management system DELMIA Apriso. The deserialization vulnerability was patched in June and is one of a few critical vulnerabilities patched in recent months. https://isc.sans.edu/diary/Exploit%20Attempts%20for%20Dassault%20DELMIA%20Apriso.%20CVE-2025-5086/32256 Android Bulletin Google released its September update, fixing two already-exploited privilege escalation flaws and some remote code execution issues. https://source.android.com/docs/security/bulletin/2025-09-01 Mis-issued Certificates for SAN iPAddress:1.1.1.1 by Fina RDC 2020 Certificate authority Fina RDC issues a certificate for Cloudflare s IP address 1.1.1.1 https://groups.google.com/a/mozilla.org/g/dev-security-policy/c/SgwC1QsEpvc
SANS Stormcast Wednesday, September 3rd, 2025: Sextortiion Analysis; Covert Channel DNS/ICMP; Azure AD Secret Theft; Official FreePBX Patches
A Quick Look at Sextortion at Scale Jan analyzed 1900 different sextortion messages using 205 different Bitcoin addresses to look at the success rate, lifetime, and other metrics defining these campaigns. https://isc.sans.edu/diary/A%20quick%20look%20at%20sextortion%20at%20scale%3A%201%2C900%20messages%20and%20205%20Bitcoin%20addresses%20spanning%20four%20years/32252 Azure AD Client Secret Leak Attackers are stealing Azure AD client secrets from websites that are leaving them exposed. https://www.resecurity.com/blog/article/azure-ad-client-secret-leak-the-keys-to-cloud Covert Channel via ICMP and DNS A new bot combines ICMP and DNS in new ways for covert communication. The DNS requests use domains with a fixed prefix followed by a base64 encoded command, and the ICMP echo request packets include commands as a payload. https://blog.xlab.qianxin.com/mystrodx_covert_dual-mode_backdoor_en/ Official Release of Critical FreePBX Patch Sangoma has announced that the experimental patch released for the exploited FreePBX vulnerability is now considered stable, and users should update to apply it. https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203
SANS Stormcast Tuesday, September 2nd, 2025: pdf-parser Patch; Salesloft Compromise; Velociraptor Abuse; NeuVector Default Password
pdf-parser: All Streams Didier released a new version of pdf-parser.py. This version fixes a problem with dumping all filtered streams. https://isc.sans.edu/diary/pdf-parser%3A%20All%20Streams/32248 Salesloft Drift Putting OAuth Tokens at Risk OAuth tokens used by Salesloft Drift users to provide access to integrations with Salesforce, Google Workspace, and others have been compromised and heavily abused for additional compromise and large-scale data exfiltration from exposed services. https://cloud.google.com/blog/topics/threat-intelligence/data-theft-salesforce-instances-via-salesloft-drift Velociraptor incident response tool abused for remote access Attackers are using the open source incident response tool Velociraptor to access remote systems in breached networks. Tools like Velocitraptor are ideal for attackers to perform lateral movement. https://news.sophos.com/en-us/2025/08/26/velociraptor-incident-response-tool-abused-for-remote-access/ Default Password in NeuVector (Rancher Desktop) SuSE fixed a default password vulnerability in NeuVector, a security tool included in Rancher Desktop. https://github.com/neuvector/neuvector/security/advisories/GHSA-8pxw-9c75-6w56
SANS Stormcast Friday, August 29th, 2025: Scans for ZIP Files; FreePBX 0-Day; Passwordstate Patch
Increasing Searches for ZIP Files Attackers are scanning our honeypots more and more for .zip files. They are looking for backups of credential files and the like left behind by careless administrators and developers. https://isc.sans.edu/diary/Increasing%20Searches%20for%20ZIP%20Files/32242 FreePBX Vulnerability An upatched vulnerability in FreePBX is currently being exploited. FreePBX offers mitigation advice and has also just released a beta patch. https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203 Passwordstate Vulnerability Clickstudios patched an authentication bypass vulnerability in its password manager, Passwordstate. The vulnerability can be used to access the emergency password page. https://www.clickstudios.com.au/passwordstate-changelog.aspx
SANS Stormcast Thursday, August 28th, 2025: Launching Shellcode; NX Compromise; Volt Typhoon Report
Interesting Technique to Launch a Shellcode Xavier came across malware that PowerShell and the CallWindowProcA() API to launch code. https://isc.sans.edu/diary/Interesting%20Technique%20to%20Launch%20a%20Shellcode/32238 NX Compromised to Steal Wallets and Credentials The popular open source NX build package was compromised. Code was added that uses the help of AI tools like Claude and Gemini to steal credentials from affected systems https://semgrep.dev/blog/2025/security-alert-nx-compromised-to-steal-wallets-and-credentials/ Countering Chinese State-Sponsored Actors Compromise of Networks Worldwide to Feed the Global Espionage System Several law enforcement and cybersecurity agencies worldwide collaborated to release a detailed report on the recent Volt Typhoon incident. https://www.cisa.gov/news-events/cybersecurity-advisories/aa25-239a
SANS Stormcast Wednesday, August 27th, 2025: Analyzing IDNs; Netscaler 0-Day Vuln; Git Vuln Exploited;
Getting a Better Handle on International Domain Names and Punycode International Domain names can be used for phishing and other attacks. One way to identify suspect names is to look for mixed script use. https://isc.sans.edu/diary/Getting%20a%20Better%20Handle%20on%20International%20Domain%20Names%20and%20Punycode/32234 Citrix Netscaler Vulnerabilities CVE-2025-7775, CVE-2025-7776 and CVE-2025-8424 Citrix patched three vulnerabilities in Netscaler. One is already being exploited https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938&articleTitle=NetScaler_ADC_and_NetScaler_Gateway_Security_Bulletin_for_CVE_2025_7775_CVE_2025_7776_and_CVE_2025_8424 git vulnerability exploited (CVE-2025-48384) A git vulnerability patched in early July is now being exploited https://github.com/git/git/security/advisories/GHSA-vwqx-4fm8-6qc9
SANS Stormcast Tuesday, August 26th, 2025: Decoding Word Reading Location; Image Downscaling AI Vulnerability; IBM Jazz Team Server Vuln
Reading Location Position Value in Microsoft Word Documents Jessy investigated how Word documents store the last visited document location in the registry. https://isc.sans.edu/diary/Reading%20Location%20Position%20Value%20in%20Microsoft%20Word%20Documents/32224 Weaponizing image scaling against production AI systems AI systems often downscale images before processing them. An attacker can create a harmless looking image that would reveal text after downscaling leading to prompt injection https://blog.trailofbits.com/2025/08/21/weaponizing-image-scaling-against-production-ai-systems/ IBM Jazz Team Server Vulnerability CVE-2025-36157 IBM patched a critical vulnerability in its Jazz Team Server https://www.ibm.com/support/pages/node/7242925