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Fedora 31: tnef Security Advisory FEDORA-2019-815807c020 Attack Risk

fedora
Calendar Grey December 4, 2019
Dist Fedora Esm H88
Fedora 31 patch resolves vulnerability in tnef application that enables email exploitation through specially designed messages.
tnef release 1.4.18

Summary

This application provides a way to unpack Microsoft MS-TNEF MIME attachments.

It operates like tar in order to unpack files of type "application/ms-tnef",

which may have been placed into the MS-TNEF attachment instead of being

attached separately.

Such files may have attachment names similar to WINMAIL.DAT

tnef release 1.4.18. ==================== Security release to resolve

[CVE-2019-18849](https://www.cve.org/CVERecord?id=CVE-2019-18849)

in which it may be possible to attack via a crafted email message extracted via

tnef.

* Tue Nov 26 2019 David Timms - 1.4.18-1

- Update to release 1.4.18. Fixes CVE-2019-18849 - bug #1771891

- Add global builddolphin to enable -dolphin subpackage when available.

su -c 'dnf upgrade --advisory FEDORA-2019-815807c020' 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/

package-announce mailing list -- package-announce@lists.fedoraproject.org

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 31
Version: 1.4.18
Release: 1.fc31
Summary: Extract files from email attachments like WINMAIL.DAT

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