CVE-2018-16477
Description
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. This vulnerability has been fixed in version 5.2.1.1.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2:5.2.2+dfsg-1 |
| debian | bullseye | fixed | 2:5.2.2+dfsg-1 |
| debian | forky | fixed | 2:5.2.2+dfsg-1 |
| debian | sid | fixed | 2:5.2.2+dfsg-1 |
| debian | trixie | fixed | 2:5.2.2+dfsg-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | activestorage | !< 5.2.0||<>= 5.2.1.1 | >= 5.2.1.1 |
| RubyGems | activestorage | >=5.2.0,<5.2.1.1 | 5.2.1.1 |
References
- https://groups.google.com/forum/#!topic/rubyonrails-security/3KQRnXDIuLg
- https://nvd.nist.gov/vuln/detail/CVE-2018-16477
- https://github.com/advisories/GHSA-7rr7-rcjw-56vj
- https://groups.google.com/d/msg/rubyonrails-security/3KQRnXDIuLg/mByx5KkqBAAJ
- https://weblog.rubyonrails.org/2018/11/27/Rails-4-2-5-0-5-1-5-2-have-been-released
- https://security-tracker.debian.org/tracker/CVE-2018-16477
💬 Discuss CVE-2018-16477 on VIR Community →
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.