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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
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.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
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https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html No Types Assigned
https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html Mailing List, Third Party Advisory
Changed
Reference Type
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/ No Types Assigned
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/ Mailing List, Third Party Advisory
OR
*cpe:2.3:a:puma:puma:*:*:*:*:*:ruby:*:* versions from (including) 3.0.0 up to (excluding) 3.12.6
*cpe:2.3:a:puma:puma:*:*:*:*:*:ruby:*:* versions from (including) 4.0.0 up to (excluding) 4.3.5
Added
CVSS V2
NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added
CWE
NIST CWE-444
Changed
Reference Type
https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 No Types Assigned
https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 Release Notes, Third Party Advisory
Changed
Reference Type
https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd No Types Assigned
https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd Patch, Third Party Advisory
Changed
Reference Type
https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h No Types Assigned
https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h Third Party Advisory
Quick Info
CVE Dictionary Entry: CVE-2020-11076 NVD
Published Date: 05/22/2020 NVD
Last Modified: 11/06/2023
Source: GitHub, Inc.