Sat.Feb 14, 2009 - Fri.Feb 20, 2009

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vsftpd-2.1.0 and ptrace() sandboxing

Scary Beasts Security

The new sandboxing support mentioned in the vsftpd-2.1.0 announcement post is actually a ptrace() based sandbox. It is experimental and therefore off by default. It only currently supports i386 Linux (but there's no reason you couldn't hack the Makefile to build 32-bit on 64-bit Linux). When enabled, it only engages when using one_process_model , i.e. simple anonymous-only configurations.

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vsftpd-2.1.0 released

Scary Beasts Security

I just released vsftpd-2.1.0, with full details being available on the vsftpd web page: [link] It fixes a bunch of bugs and compile errors, introduces a few minor new features, has some code clean ups, etc. etc. vsftpd-2.1.0 is interesting from a security perspective because of its changes to SSL support. It actual contains a reasonable resolution to the connection theft attack I blogged about here: [link] In the linked advisory I said "I have a crazy idea to use the SSL session cache as a cheez