CVE-2018-16477 – activestorage

Package

Manager: gem
Name: activestorage
Vulnerable Version: >=5.2.0 <5.2.1.1

Severity

Level: Medium

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

EPSS: 0.0026 pctl0.4916

Details

Exposure of Sensitive Information to an Unauthorized Actor in activestorage A bypass vulnerability in Active Storage >= 5.2.0 for Google Cloud Storage and Disk services allow an attacker to modify the `content-disposition` and `content-type` parameters which can be used in with HTML files and have them executed inline. Additionally, if combined with other techniques such as cookie bombing and specially crafted AppCache manifests, an attacker can gain access to private signed URLs within a specific storage path. Vulnerable apps are those using either GCS or the Disk service in production. Other storage services such as S3 or Azure aren't affected.

Metadata

Created: 2018-12-05T17:17:02Z
Modified: 2023-07-05T19:08:30Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/12/GHSA-7rr7-rcjw-56vj/GHSA-7rr7-rcjw-56vj.json
CWE IDs: ["CWE-200"]
Alternative ID: GHSA-7rr7-rcjw-56vj
Finding: F017
Auto approve: 1