Date: Tue, 25 Aug 2020 15:38:47 +0200 From: Salvatore Bonaccorso <carnil@...ian.org> To: oss-security@...ts.openwall.com Subject: Re: Fossil-SCM patch fixes RCE in all historic versions Hi, On Thu, Aug 20, 2020 at 11:15:41AM -0400, Richard Hipp wrote: > Researcher Max Justicz discovered a potential RCE and other > vulnerabilities in the Fossil distributed version control system. > (https://fossil-scm.org/) Patches to address these issues are now > available for download. Package maintainers who bundle Fossil are > encouraged to update their packages without unnecessary delay. > > All vulnerabilities require a pre-existing trust relationship between > the victim and the attacker. In other words, the attacker must be > either a site administrator, or someone with check-in privileges on > the project. There are no known vulnerabilities to servers from web > users entering tickets or forum messages or wiki or doing other > on-line operations. The attacks require the ability to push, at > least, and the most serious RCE problem requires the ability to > configure a server in malicious ways. If you are unable to upgrade to > one of the patched versions of Fossil, then you are encouraged at > least to know well the people from whom you clone or pull. > > Precompiled binaries and source tarballs for the patched versions of > Fossil are available on the Fossil download page > (http://fossil-scm.org/fossil/uv/download.html). However, the dozens > of check-ins that went into generating these patches, and the tickets > that describe the specifics of the vulnerabilities, will be embargoed > for a few days. > > See the thread on the Fossil Forum > (https://fossil-scm.org/forum/info/a05ae3ce7760daf6) for follow up > information or to communicate directly with the Fossil developers. FWIW, the RCE issue has been assigned CVE-2020-24614 by MITRE. Regards, Salvatore
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