CVE-2017-17742

Public on 2018-04-03
Modified on 2019-08-27
Description
It was found that WEBrick did not sanitize headers sent back to clients, resulting in a response-splitting vulnerability. An attacker, able to control the server's headers, could force WEBrick into injecting additional headers to a client.
Severity
Medium severity
Medium
CVSS v3 Base Score
4.7
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core ruby 2019-08-23 ALAS2-2019-1276 Fixed
Amazon Linux 1 ruby20 2018-04-04 ALAS-2018-983 Fixed
Amazon Linux 1 ruby22 2018-04-04 ALAS-2018-983 Fixed
Amazon Linux 1 ruby23 2018-04-04 ALAS-2018-983 Fixed
Amazon Linux 1 ruby24 2018-04-04 ALAS-2018-983 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.7 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
NVD CVSSv2 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N
NVD CVSSv3 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N