PT-2018-4236

CVE-2014-4994

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Published

2018-01-10

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Updated

2018-01-30

Description by

CVSS 3.1
5.5
Medium
MetricsAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions gyazo gem version 1.0.0
Description The issue allows local users to write to arbitrary files via a symlink attack on a temporary file, related to time-based filenames. This is due to a problem in the lib/gyazo/client.rb file.
Recommendations For gyazo gem version 1.0.0, consider restricting access to temporary files created by the lib/gyazo/client.rb file to prevent a symlink attack. As a temporary workaround, avoid using time-based filenames in the affected file until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Related identifiers
GHSA-6X45-86Q6-RCMR
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