Vulnerability Details : CVE-2018-16396
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.
Products affected by CVE-2018-16396
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.6.0:preview2:*:*:*:*:*:*
Threat overview for CVE-2018-16396
Top countries where our scanners detected CVE-2018-16396
Top open port discovered on systems with this issue
53
IPs affected by CVE-2018-16396 132,689
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2018-16396!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2018-16396
1.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16396
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST |
References for CVE-2018-16396
-
http://www.securitytracker.com/id/1042106
Ruby 'Array#pack' Lets Remote Users Bypass Security Restrictions on the Target System - SecurityTrackerThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/3808-1/
USN-3808-1: Ruby vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/
CVE-2018-16396: Tainted flags are not propagated in Array#pack and String#unpack with some directivesVendor Advisory
-
https://security.netapp.com/advisory/ntap-20190221-0002/
November 2018 Ruby Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html
[SECURITY] [DLA 1558-1] ruby2.1 security updateThird Party Advisory
-
https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/
Ruby 2.3.8 ReleasedRelease Notes
-
https://access.redhat.com/errata/RHSA-2018:3731
RHSA-2018:3731 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3729
RHSA-2018:3729 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/
Ruby 2.6.0-preview3 ReleasedRelease Notes
-
https://access.redhat.com/errata/RHSA-2018:3730
RHSA-2018:3730 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://hackerone.com/reports/385070
Sign inPermissions Required;Third Party Advisory
-
https://www.debian.org/security/2018/dsa-4332
Debian -- Security Information -- DSA-4332-1 ruby2.3Third Party Advisory
-
https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/
Ruby 2.4.5 ReleasedRelease Notes
-
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
[security-announce] openSUSE-SU-2019:1771-1: important: Security update
-
https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/
Ruby 2.5.2 ReleasedRelease Notes
-
https://access.redhat.com/errata/RHSA-2019:2028
RHSA-2019:2028 - Security Advisory - Red Hat Customer Portal
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