CVE-2020-11076
HTTP Smuggling via Transfer-Encoding Header in Puma
- State
- Published
- Severity
- 7.5 High
- Published
- May 22, 2020
- Updated
- Aug 4, 2024
- Reserved
- Mar 30, 2020
Description
In Puma (RubyGem) before 4.3.4 and 3.12.5, an attacker could smuggle an HTTP response, by using an invalid transfer-encoding header. The problem has been fixed in Puma 3.12.5 and Puma 4.3.4.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | GitHub_M |
Weaknesses
- CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
Affected Products
| Product | Versions |
|---|---|
pumapuma |
|
References
- https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h
- https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22
- https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd
- openSUSE-SU-2020:0990vendor-advisory
- openSUSE-SU-2020:1001vendor-advisory
- FEDORA-2020-fe354f24e8vendor-advisory
- [debian-lts-announce] 20201007 [SECURITY] [DLA 2398-1] puma security updatemailing-list
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