Published: 22/05/2020 Updated: 07/11/2023

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 447

Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

In Puma (RubyGem) prior to 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.

Vulnerable Product	Search on Vulmon	Subscribe to Product
puma puma
fedoraproject fedora 33
debian debian linux 9.0

Debian Bug report logs - #972102 CVE-2020-11076 CVE-2020-11077 Package: puma; Maintainer for puma is Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@listsaliothdebianorg>; Source for puma is src:puma (PTS, buildd, popcon) Reported by: Moritz Muehlenhoff <jmm@debianorg> Date: Mon, 12 Oct 2020 18:15:01 ...

CWE-444 https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00034.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00038.html https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=972102 https://nvd.nist.gov

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CVE-2020-11076

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