Release Date: | 2017-01-31 |
GNOME Nautilus before 3.23.90 allows attackers to spoof a file type byusing 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.
See more information about CVE-2017-14604 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 4 | Base Metrics: | AV:N/AC:L/Au:S/C:N/I:P/A:N |
Access Vector: | Network | Attack Complexity: | Low |
Authentication: | Requires single instance | Confidentiality Impact: | None |
Integrity Impact: | Partial | Availability Impact: | None |
Platform | Errata | Release Date |
Oracle Linux version 7 (nautilus) | ELSA-2018-0223 | 2018-01-25 |
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