Description
GNOME Nautilus before 3.23.90 allows attackers to spoof a file type by using the .desktop file extension, as demonstrated by an attack in which a .desktop file's Name field ends in .pdf but this file's Exec field launches a malicious "sh -c" command. In other words, Nautilus provides no UI indication that a file actually has the potentially unsafe .desktop extension; instead, the UI only shows the .pdf extension. One (slightly) mitigating factor is that an attack requires the .desktop file to have execute permission. The solution is to ask the user to confirm that the file is supposed to be treated as a .desktop file, and then remember the user's answer in the metadata::trusted field.
Published: 2017-09-20
Score: 6.5 Medium
EPSS: 3.9% Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-3994-1 nautilus security update
EUVD EUVD EUVD-2017-6105 GNOME Nautilus before 3.23.90 allows attackers to spoof a file type by using the .desktop file extension, as demonstrated by an attack in which a .desktop file's Name field ends in .pdf but this file's Exec field launches a malicious "sh -c" command. In other words, Nautilus provides no UI indication that a file actually has the potentially unsafe .desktop extension; instead, the UI only shows the .pdf extension. One (slightly) mitigating factor is that an attack requires the .desktop file to have execute permission. The solution is to ask the user to confirm that the file is supposed to be treated as a .desktop file, and then remember the user's answer in the metadata::trusted field.
History

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Subscriptions

Debian Debian Linux
Gnome Nautilus
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T19:34:39.448Z

Reserved: 2017-09-20T00:00:00.000Z

Link: CVE-2017-14604

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-09-20T08:29:00.270

Modified: 2025-04-20T01:37:25.860

Link: CVE-2017-14604

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-01-31T00:00:00Z

Links: CVE-2017-14604 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses