From owner-freebsd-security Sat Dec 28 12:49: 6 2002 Delivered-To: freebsd-security@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3770A37B405; Sat, 28 Dec 2002 12:49:02 -0800 (PST) Received: from manual-override.net (manual-override.net [65.42.236.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 90B9A43EC5; Sat, 28 Dec 2002 12:49:01 -0800 (PST) (envelope-from chris@manual-override.net) Received: from manual-override.net (localhost [127.0.0.1]) by manual-override.net (8.12.6/8.7.1) with ESMTP id gBSKksxQ058148; Sat, 28 Dec 2002 15:46:54 -0500 (EST) Chris-is-the-man: Yes Received: from localhost (chris@localhost) by manual-override.net (8.12.6/8.12.6/Submit) with ESMTP id gBSKksPo058145; Sat, 28 Dec 2002 15:46:54 -0500 (EST) Date: Sat, 28 Dec 2002 15:46:54 -0500 (EST) From: Chris Orr To: Duncan Patton a Campbell Cc: htabak@quadtelecom.com, , Subject: Re: Bystander shot by a spam filter. In-Reply-To: <20021228133224.4f3a774f.campbell@neotext.ca> Message-ID: <20021228154425.X58019-100000@manual-override.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Here is _all_ of the lists that spam bnc supports. One of them will have your ip range on it im sure. http://www.spambouncer.org/#BlacklistSupport I think spamBNC is GPL'ed software. You use it at your own risk. Dont quote me on that one though. :) -chris On Sat, 28 Dec 2002, Duncan Patton a Campbell wrote: > How do you find if you are on the list? And who has the list? > > Can they be sued? > > Thanks, > > Duncan (Dhu) Campbell > > On Sat, 28 Dec 2002 08:45:23 -0500 > Harry Tabak wrote: > > > [This is a resend. Ironically, the orignal was blocked by FreeBSD's spam > > filter, I've had to send this from another account] > > > > I am not sure which list is best for this issue, hence the cross > > posting. I believe spam and anti-spam measures are security issues -- > > the 'Availability' part of C-I-A. I apologize if I am wrong. A FreeBSD > > ported package is contributing to an internet service availability > > problem that has me stumped. I believe that an unknowable quantity of > > other internet denizens are also affected. > > > > I'm a long time fan of FreeBSD -- I run it on my small mail server and > > I've recommended it for many applications. I even bought a CD once. I > > write this missive with great reluctance. I've worked with a lot of > > strange software over the years, But this is a new first -- Software > > that slanders! Software that publicly called me a spammer!!! And not to > > my face, but to business associate. And then took action. > > > > I recently discovered, and quite by accident, that a FreeBSD ported > > package -- spambnc (aka Spambouncer or SB) -- was blocking mail from me > > to an unknown number of businesses and individuals on the internet. I'll > > probably never have to correspond with most of these people, but I'm a > > freelancer -- this may have already cost me a job. [Dear reader, don't > > be surprised if you or your clients are also blocked. I strongly suggest > > that you check it out.] > > > > Anti-spam products have a valuable place in the security arsenal. But, > > IMHO, this product is dangerous because it includes filters and rules > > that are overreaching, and inaccurate. Bad firewall rules and bad > > anti-spam rules may be OK for an individual site. However, spambnc's > > bad advice is being mass marketed through the good offices of FreeBSD, > > and it is putting potholes in the net for the rest of us. Until it is > > fixed, and proven harmless, FreeBSD should stop distributing this product. > > > > Basically, the default built-in policies for blocking mail aren't fully > > described, and there is no mechanism to universally correct the > > inevitable mistakes in a timely manner. Users (people who install this > > product) are mislead about the probably of filtering the wrong mail. I > > am sure that the software was developed with the very best intentions, > > but in its zeal to block lots and lots of spam, SB is hurting good people. > > > > The SB rule blocking my mail host has nothing to do with me. Even > > though, it can use dynamic anti-spam DNS services, SB hard codes its > > rules for filtering bad domains by name and by IP address. My nemisis is > > buried in a 1476 line file, sb-blockdomains.rc, which installs by > > default, and is not documented outside the code. Along with others, it > > blocks the entire 66.45.0.0/17 space because spammers might live there. > > This is sort of like a corporate mail room throwing away all NJ > > postmarked mail because of the bulk mail distribution centers in Secaucus. > > > > My mail host address gets a clean bill of health from every anti-spam > > site that I can find, such as SPEWS. I've checked at least 30 of them. > > > > My tiny x/29 block is sub-allocated from my DSL provider's x/23 block. > > The DSL provider's block is a sub-allocation from Inflow.com's > > 66.45.0.0/17 block. Spambouncer doesn't like Inflow. While they have a > > right to their opinions, they don't have a right to publicly tar me > > because of my neighbors. > > > > If I read sb-blockdomains # comments correctly, it is policy to not > > only block known spammers, but to ALSO block entire networks based on > > their handling of spam complaints. This is like as a business > > receptionist checking callerID and then ignoring incoming calls from > > Verizon subscribers because Verizon tolerates (and probably invented) > > telemarketing. > > > > I have written to both the Spambouncer contact address > > and the FreeBSD maintainer, but without a > > response. Possibly they are on holiday, or spambouncer is eating my > > mail. Perhaps I'm just too impatient. > > > > I have also contacted my ISP's support. They don't know how to help > > me. They vouch for Inflow. They don't recommend it, but for a fee, my > > service could be switched to a different PVC, and I'd get an address > > from a different carrier. But of course, the new address could be > > black-listed on a whim. > > > > Regardless, I assume that these are reasonable people, and that they > > will oil the squeaky wheel as soon as it is convenient. But how will I > > ever know that EVERY copy of spambouncer has been fixed? What about > > other innocent ISP subscribers who are also black-listed? > > > > Harry Tabak > > QUAD TELECOM, INC. > > > > > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-security" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message