Date: Mon, 11 Sep 2017 20:58:57 +0200 From: Salvatore Bonaccorso <carnil@...ian.org> To: oss-security@...ts.openwall.com Subject: Re: GNU Emacs 25.2 enriched text remote code execution Hi Paul, On Sun, Sep 10, 2017 at 11:56:20PM -0700, Paul Eggert wrote: > GNU Emacs is an extensible, customizable, free/libre text editor and > software environment. When Emacs renders MIME text/enriched data (Internet > RFC 1896), it is vulnerable to arbitrary code execution. Since Emacs-based > mail clients decode "Content-Type: text/enriched", this code is exploitable > remotely. This bug affects GNU Emacs versions 19.29 through 25.2. > > Although we know no efforts to exploit this in the wild, exploitation is easy. [...] > == Timeline == > > 2017-09-04. Bug reported to the Emacs bug tracker by Charles A. Roelli. > > 2017-09-07. POC for remote code execution sent to the maintainers of Emacs > and Gnus (Reiner Steib <Reiner.Steib@....de>, private mail). > > 2017-09-08. Patch (by Lars Ingebrigtsen <larsi@...s.org>) to disable the > problematic code and mitigation (private mail). > > 2017-09-09. Patch committed in main development repository. Have you requested a CVE for this issue? Regards, Salvatore
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