CVE-2019-8321
An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::UserInteraction#verbose calls say without escaping, escape sequence injection is possible.
02 Description
An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::UserInteraction#verbose calls say without escaping, escape sequence injection is possible.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.28% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.0% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-06-17 19:02Z7 YR AGO
- Last updated
- 2024-08-04 21:17Z2 YR AGO
- Reserved
- 2019-02-13
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-88Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')Base
- Data version
- 5.1
- Document digest
- 36d79c687d170a29cc1f676d93ae31c1d6244165ea82077a2a056c1c62fb5a48
05 Affected products
06 References
- hackerone.comhttps://hackerone.com/reports/317330
- lists.opensuse.orgopenSUSE-SU-2019:1771http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- lists.debian.org[debian-lts-announce] 20200816 [SECURITY] [DLA 2330-1] jruby security updatehttps://lists.debian.org/debian-lts-announce/2020/08/msg00027.html
07 Fixed in
Debian 12
- jruby Fixed in 9.1.17.0-3
- rubygems Fixed in 3.2.0~rc.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- jruby Fixed in 9.1.17.0-3
- rubygems Fixed in 3.2.0~rc.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- jruby Fixed in 9.1.17.0-3
- rubygems Fixed in 3.2.0~rc.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- ruby1.9.1 Fixed in 1.9.3.484-2ubuntu1.14
- ruby2.0 Fixed in 2.0.0.484-1ubuntu2.13
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- ruby2.3 Fixed in 2.3.1-2~16.04.12
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- jruby No fix yet
- ruby2.5 Fixed in 2.5.1-1ubuntu1.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- jruby Fixed in 1.5.6-9+deb8u2build0.14.04.1~esm2Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.