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Fedora 31: FEDORA-2019-e47add6b2b critical: rssh execution bypass

fedora
Calendar Grey November 9, 2019
Dist Fedora Esm H88
Critical updates for rssh in Fedora 31 address execution bypass vulnerabilities across multiple CVEs. Act now!
Fix CVE-2019-3463, CVE-2019-3464 and CVE-2019-1000018.

Summary

rssh is a restricted shell for use with OpenSSH, allowing only scp

and/or sftp. For example, if you have a server which you only want

to allow users to copy files off of via scp, without providing shell

access, you can use rssh to do that. It is a alternative to scponly.

Fix CVE-2019-3463, CVE-2019-3464 and CVE-2019-1000018.

* Wed Oct 30 2019 Xavier Bachelot - 2.3.4-15

- Clean up specfile.

- Add patches for CVE-2019-3463, CVE-2019-3464 and CVE-2019-1000018.

[ 1 ] Bug #1672381 - CVE-2019-3463 rssh: rsync bypass resulting in arbitrary code execution [epel-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1672381

[ 2 ] Bug #1672383 - CVE-2019-3464 rssh: rsync bypass resulting in arbitrary code execution when built with popt [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1672383

[ 3 ] Bug #1672380 - CVE-2019-3463 rssh: rsync bypass resulting in arbitrary code execution [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1672380

[ 4 ] Bug #1671295 - CVE-2019-1000018 rssh: Possible allowscp bypass resulting in arbitrary code execution [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1671295

su -c 'dnf upgrade --advisory FEDORA-2019-e47add6b2b' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 31
Version: 2.3.4
Release: 15.fc31
URL:
Summary: Restricted shell for use with OpenSSH, allowing only scp and/or sftp

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