National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2020-11076 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score matches with CNA score
CNA:  GitHub, Inc.
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 Release Notes Third Party Advisory
https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd Patch Third Party Advisory
https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') NIST   GitHub, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:puma:puma:*:*:*:*:*:ruby:*:*
     Show Matching CPE(s)
From (including)
3.0.0
Up to (excluding)
3.12.6
 cpe:2.3:a:puma:puma:*:*:*:*:*:ruby:*:*
     Show Matching CPE(s)
From (including)
4.0.0
Up to (excluding)
4.3.5


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-11076
NVD Published Date:
05/22/2020
NVD Last Modified:
05/27/2020