CVE-2018-16396 Affecting ruby-irb package, versions <0:2.0.0.648-36.amzn2.0.1
Threat Intelligence
EPSS
1.41% (87th
percentile)
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Test your applications- Snyk ID SNYK-AMZN2-RUBYIRB-1673558
- published 27 Sep 2021
- disclosed 16 Nov 2018
Introduced: 16 Nov 2018
CVE-2018-16396 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2 ruby-irb to version 0:2.0.0.648-36.amzn2.0.1 or higher.
This issue was patched in ALAS2-2019-1276.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ruby-irb package and not the ruby-irb package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.
References
- https://security.netapp.com/advisory/ntap-20190221-0002/
- https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/
- https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16396
- https://www.debian.org/security/2018/dsa-4332
- https://hackerone.com/reports/385070
- https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html
- https://access.redhat.com/errata/RHSA-2018:3729
- https://access.redhat.com/errata/RHSA-2018:3730
- https://access.redhat.com/errata/RHSA-2018:3731
- https://access.redhat.com/errata/RHSA-2019:2028
- http://www.securitytracker.com/id/1042106
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- https://usn.ubuntu.com/3808-1/
CVSS Scores
version 3.1