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Computer Case Modding

November 3, 2012 / posted in Case Modding, hardware, Uncategorized / No Comments

Usually, I don’t do this case modding stuff. This is usually something I leave for the kiddies, while my casings have to remain functional and like computers always were. I don’t really need my computer to look like transformer robot or something similar. Actually, it would give me the creeps, and I’d always wonder when [...]

Alleged XSS-Vulnerability in WordPress a Fake

October 27, 2012 / posted in cross-site scripting, security, Uncategorized, vulnerability, WordPress / 2 Comments

On Wednesday, October 24th 2012, this report was sent to the BugTraq-Mailinglist, describing an alleged XSS-vulnerability in WordPress, presumably in all versions of the wide-spread blogging software. What’s the fuss about? As I run this blog using WordPress myself, I am of course very interested in keeping my blog secure, so I took my time to [...]

Exim DKIM DNS Decoding Buffer Overflow Vulnerability

October 26, 2012 / posted in Buffer Overflow, Bug, mail-server, security, server, Uncategorized, vulnerability / No Comments

The widely used opensource email-server Exim has been reported to be vulnerable to a buffer overflow in the DKIM DNS Decoding routines. An updated version of Exim, which addresses this issue is already available. As it fixes only this specific issue, the new version-number is 4.80.1. According to the Author, Phil Pennock, to avoid confusion, there [...]

Welcome to my new Blog

September 28, 2012 / posted in Uncategorized / No Comments

Welcome to the new Nifelheim Tech-Blog, the “Tech-Blog 2.0″. A bit more modernized, with a slight Web-2.0-ish note and social-network-features included, as is standard, today – so, if you like my posts, or feel like they might be share-worthy, now you can do it more easily. The colors of the website have darkened a bit, [...]

Good-bye IPv4!

February 3, 2011 / posted in Uncategorized / No Comments

As of today, the IPv4-era is officially over. The addresses in IPv4-space at IANA/RIPE are depleted. Good bye, IPv4. Welcome, IPv6. Of course, IPv4 will remain to be used for the next several years, but the number of IPv6-hosts will grow from now on steadily, especially the number of hosts available only within IPv6-space. The [...]

NetBSD Security Advisory 2010-011: OpenSSL Double Free Arbitrary Code Execution

October 28, 2010 / posted in BSD, Bug, NetBSD, OpenSSL, Operating System, Patch, pkgsrc, security, Security Advisory, server, SSL/TLS, Uncategorized, update, vulnerability / No Comments

A new security advisory for NetBSD has just been published. The contents of the Advisory is written below: Version: NetBSD-current: source prior to August 11, 2010 NetBSD 5.0.*: affected NetBSD 5.0: affected NetBSD 4.0.*: affected NetBSD 4.0: affected pkgsrc: openssl package prior to 0.9.8onb1 Severity: Denial of Service and potential arbitrary code execution Fixed: NetBSD-current: [...]

Up and running again!

September 8, 2010 / posted in Uncategorized / No Comments

We are back! It’s been a while, and it was quite abrupt – the server went offline without a notice for anyone. Why? It got compromised. Since I was quite busy with moving, I didn’t have the time to work on any computer-related issues. Thus, the server was down for several months. Now the server [...]