SARA / Free Tools / CVE / CVE-2018-16477

CVE-2018-16477 — A bypass vulnerability in Active Storage >= 5

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 o

CVSS
— —
EPSS
0.26% (top 50.90%)
CWE
CWE-200
Published
2018-11-30T19:00:00.000Z
Last modified
2024-08-05T10:24:32.757Z
CVSS vector
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01What is this vulnerability?

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…

02Affected products

VendorProductVersions
na / https://github.com/rails/rails5.2.0 and later and before 5.2.1.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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