Re: [SC-L] Java DOS

2011-02-12 Thread James Manico
Hey Brian, I think it's critical that we discuss these issues with prescriptive remediation advice. 1) Update your JVM, often easier said then done 2) Build a blacklist filter looking for this specific numerical attack range. I already patched this in the ESAPI for Java security library which you

[SC-L] Java DOS

2011-02-12 Thread Brian Chess
There's a very interesting vulnerability in Java kicking around. I wrote about it here: http://blog.fortify.com/blog/2011/02/08/Double-Trouble In brief, you can send Java (and some versions of PHP) into an infinite loop if you can provide some malicious input that will be parsed as a double-p