CVE-2014-4994

low-risk

Published 2018-01-10

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.

Do I need to act?

0.05% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Gyazo

Affected Vendors

Gyazo Project

References (6)

Mailing List http://www.openwall.com/lists/oss-security/2014/07/07/13

Mailing List http://www.openwall.com/lists/oss-security/2014/07/17/5

Exploit http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html

Mailing List http://www.openwall.com/lists/oss-security/2014/07/07/13

Mailing List http://www.openwall.com/lists/oss-security/2014/07/17/5

Exploit http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal