SANS Stormcast Wednesday, August 27th, 2025: Analyzing IDNs; Netscaler 0-Day Vuln; Git Vuln Exploited;
Update: 2025-08-27
Description
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
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