Handler on Duty: Xavier Mertens
Threat Level: green
Podcast Detail
SANS Stormcast Friday, July 18th, 2025: Extended File Attributes; Critical Cisco ISE Patch; VMWare Patches; Quarterly Oracle Patches
If you are not able to play the podcast using the player below: Use this direct link to the audio file: https://traffic.libsyn.com/securitypodcast/9532.mp3

Extended File Attributes; Critical Cisco ISE Patch; VMWare Patches; Quarterly Oracle Patches
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Application Security: Securing Web Apps, APIs, and Microservices | Las Vegas | Sep 22nd - Sep 27th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Denver | Oct 4th - Oct 9th 2025 |
Hiding Payloads in Linux Extended File Attributes
Xavier today looked at ways to hide payloads on Linux, similar to how alternate data streams are used on Windows. Turns out that extended file attributes do the trick, and he presents some scripts to either hide data or find hidden data.
https://isc.sans.edu/diary/Hiding%20Payloads%20in%20Linux%20Extended%20File%20Attributes/32116
Cisco Patches Critical Identity Services Engine Flaw CVE-2025-20281, CVE-2025-20337, CVE-2025-20282
An unauthenticated user may execute arbitrary code as root across the network due to improperly validated data in Cisco’s Identity Services Engine.
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-unauth-rce-ZAd2GnJ6
Oracle Critical Patch Update
Oracle patched 309 flaws across 111 products. 9 of these vulnerabilities have a critical CVSS score of 9.0 or higher.
https://www.oracle.com/security-alerts/cpujul2025.html
Broadcom releases VMware Updates
Broadcom fixed a number of vulnerabilities for ESXi, Workstation, Fusion, and Tools.
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/35877
Application Security: Securing Web Apps, APIs, and Microservices | Las Vegas | Sep 22nd - Sep 27th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Denver | Oct 4th - Oct 9th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Dallas | Dec 1st - Dec 6th 2025 |