Date: Thu, 07 Sep 2000 16:02:54 -0600 From: "Todd C. Miller" <Todd.Miller@courtesan.com> To: "Andrey A. Chernov" <ache@nagual.pp.ru> Cc: "Todd C. Miller" <Todd.Miller@courtesan.com>, Warner Losh <imp@village.org>, Kris Kennaway <kris@FreeBSD.ORG>, "Vladimir Mencl, MK, susSED" <mencl@nenya.ms.mff.cuni.cz>, freebsd-security@FreeBSD.ORG, security-officer@FreeBSD.ORG Subject: Re: UNIX locale format string vulnerability (fwd) Message-ID: <200009072202.e87M2su28507@xerxes.courtesan.com> In-Reply-To: Your message of "Fri, 08 Sep 2000 01:56:34 %2B0400." <20000908015631.A19316@nagual.pp.ru> References: <200009072126.e87LQuE12710@xerxes.courtesan.com> <Pine.BSF.4.21.0009071356030.8316-100000@freefall.freebsd.org> <200009072126.e87LQuE12710@xerxes.courtesan.com> <200009072132.PAA06187@harmony.village.org> <20000908013556.A19114@nagual.pp.ru> <200009072140.e87Le3715994@xerxes.courtesan.com> <20000908014646.A19231@nagual.pp.ru> <200009072150.e87LoDm26973@xerxes.courtesan.com> <20000908015631.A19316@nagual.pp.ru>
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In message <20000908015631.A19316@nagual.pp.ru> so spake "Andrey A. Chernov" (ache): > Clearing all (or resetting TERMCAP as I suggest) must be done in any case, > not only if it begins with '/'. The reason is simple - intruder can supply > bad entry (%-infected) directly in the TERMCAP variable. Sorry, I don't buy it. '%' is a perfectly fine (and common) thing to find in a termcap entry. If you have code that behaves poorly only termcap entries with '%' in them you've got serious problems... - todd To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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