What’s Vulnerable › Vulnerabilities

CVE-2014-4994

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-01-10 · updated 2026-06-17
• Weakness: CWE-20

Description

lib/gyazo/client.rb in the gyazo gem 1.0.0 for Ruby allows local users to write to arbitrary files via a symlink attack on a temporary file, related to time-based filenames.

Affected products

• Gyazo Project Gyazo: 1.0.0

References

• http://www.openwall.com/lists/oss-security/2014/07/07/13
• http://www.openwall.com/lists/oss-security/2014/07/17/5
• http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html
• http://www.openwall.com/lists/oss-security/2014/07/07/13
• http://www.openwall.com/lists/oss-security/2014/07/17/5
• http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html

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