CVE-2018-1000078

Public on 2018-03-13
Modified on 2019-08-27
Description
RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting (XSS) vulnerability in gem server display of homepage attribute that can result in XSS. This attack appear to be exploitable via the victim must browse to a malicious gem on a vulnerable gem server. This vulnerability appears to have been fixed in 2.7.6.
Severity
Medium severity
Medium
CVSS v3 Base Score
6.1
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core ruby 2018-04-05 ALAS2-2018-983 Fixed
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 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD CVSSv2 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
NVD CVSSv3 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N