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| purl | pkg:gem/activestorage@5.0.0 |
| Tags | Ghost |
| Vulnerability | Summary | Fixed by |
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VCID-895a-ydc5-zfg6
Aliases: CVE-2020-8162 GHSA-m42x-37p3-fv5w |
Circumvention of file size limits in ActiveStorage There is a vulnerability in ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user. Versions Affected: rails < 5.2.4.2, rails < 6.0.3.1 Not affected: Applications that do not use the direct upload functionality of the ActiveStorage S3 adapter. Fixed Versions: rails >= 5.2.4.3, rails >= 6.0.3.1 Impact ------ Utilizing this vulnerability, an attacker can control the Content-Length of an S3 direct upload URL without receiving a new signature from the server. This could be used to bypass controls in place on the server to limit upload size. Workarounds ----------- This is a low-severity security issue. As such, no workaround is necessarily until such time as the application can be upgraded. |
Affected by 5 other vulnerabilities. Affected by 4 other vulnerabilities. Affected by 4 other vulnerabilities. |
| Vulnerability | Summary | Aliases |
|---|---|---|
| This package is not known to fix vulnerabilities. | ||
| Date | Actor | Action | Vulnerability | Source | VulnerableCode Version |
|---|---|---|---|---|---|
| 2026-04-01T15:58:10.280297+00:00 | GHSA Importer | Affected by | VCID-895a-ydc5-zfg6 | https://github.com/advisories/GHSA-m42x-37p3-fv5w | 38.0.0 |