Access Restriction Bypass Affecting activestorage package, versions <5.2.1.1
Threat Intelligence
EPSS
0.08% (38th
percentile)
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Test your applications- Snyk ID SNYK-RUBY-ACTIVESTORAGE-72641
- published 28 Nov 2018
- disclosed 28 Nov 2018
- credit Unknown
Introduced: 28 Nov 2018
CVE-2018-16477 Open this link in a new tabHow to fix?
Upgrade activestorage to version 5.2.1.1 or higher.
Overview
activestorage attaches cloud and local files in Rails applications.
Affected versions o f this package are vulnerable to Access Restriction Bypass. Signed download URLs generated by ActiveStorage for Google Cloud Storage service and Disk service include content-disposition and content-type parameters that an attacker can modify. This can be used to upload specially crafted HTML files and have them served and executed inline.
CVSS Scores
version 3.1