ISC Stormcast For Wednesday, September 30th, 2026 https://isc.sans.edu/podcastdetail/10116, (Wed, Sep 30th)

ISC Stormcast For Friday, November 6th, 2026 https://isc.sans.edu/podcastdetail/10168, (Fri, Nov 6th)

Vulnerability Scans for Older Cisco IOS Vulnerability / Opt-Out Headers, (Thu, Nov 5th)

This morning, I was browsing our honeypot data for any new and existing PHP exploit attempts. Instead, I first ran into some GeoServer exploits, but found them to be too boring to write up. This Cisco IOS exploit attempt was a bit more interesting. Still nothing new. I suspect this is for CVE-2023-20198.

ISC Stormcast For Thursday, November 5th, 2026 https://isc.sans.edu/podcastdetail/10166, (Thu, Nov 5th)

The Classics Return: Vulnerable E-Mail Scripts, (Wed, Nov 4th)

One of the early web application vulnerabilities I remember was CVE-2000-0411 [CVE]. This was a simple vulnerability in a CGI-bin script used to send e-mail. The vulnerability was pretty straightforward: Adding additional parameters to the URL leaked environment variables. Other vulnerabilities allowed setting the "To" address and were heavily abused by spammers. And if parameters were passed directly to the sendmail…