CVEvulnerability
CVE-2020-11076
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-05-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-444
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.
Affected configurations
• puma puma (>= 3.0.0 < 3.12.6)
• puma puma (>= 4.0.0 < 4.3.5)
• fedoraproject fedora 33
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-444 Inconsistent Interpretation of HTTP Requests weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00034.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00038.html Mailing List, Third Party Advisory
- https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 Release Notes
- https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd Patch
- https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/ lists.fedoraproject.org
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00034.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00038.html Mailing List, Third Party Advisory
- https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 Release Notes
- https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd Patch
- https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/ lists.fedoraproject.org