Vulnerability Database

296,733

Total vulnerabilities in the database

CVE-2020-11076

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.

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N

CWEs:

Software From Fixed in
puma / puma 4.0.0 4.3.5
puma / puma 3.0.0 3.12.6
fedoraproject / fedora 33 33.x
debian / debian_linux 9.0 9.0.x
Ruby icon puma - 3.12.5
Ruby icon puma 4.0.0 4.3.4