CVE-2018-1000074

Public on 2018-04-04
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 Deserialization of Untrusted Data vulnerability in owner command that can result in code execution. This attack appear to be exploitable via victim must run the `gem owner` command on a gem with a specially crafted YAML file. This vulnerability appears to have been fixed in 2.7.6.
Severity
Medium
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 ruby 2019-08-23 03:41 ALAS2-2019-1276
Amazon Linux 2 ruby 2018-04-05 16:06 ALAS2-2018-983
Amazon Linux 2 ruby 2019-08-23 03:41 ALAS2-2019-1276
Amazon Linux 2 ruby 2018-04-05 16:06 ALAS2-2018-983
Amazon Linux 1 ruby23 2018-04-04 23:18 ALAS-2018-983
Amazon Linux 1 ruby24 2018-04-04 23:18 ALAS-2018-983
Amazon Linux 1 ruby22 2018-04-04 23:18 ALAS-2018-983
Amazon Linux 1 ruby20 2018-04-04 23:18 ALAS-2018-983

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H