Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ruby-Lang | Ruby | >= 2.3.0, <= 2.3.7 |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| Redhat | Enterprise Linux | 6.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- http://www.securitytracker.com/id/1042106Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:3729Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3730Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3731Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2028
- https://hackerone.com/reports/385070Permissions RequiredThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00020.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20190221-0002/Third Party Advisory
- https://usn.ubuntu.com/3808-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4332Third Party Advisory
- https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-fVendor Advisory
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/Release Notes
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/Release Notes
- https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/Release Notes
FAQ
What is CVE-2018-16396?
CVE-2018-16396 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 fo...
How severe is CVE-2018-16396?
CVE-2018-16396 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16396?
Check the references section above for vendor advisories and patch information. Affected products include: Ruby-Lang Ruby, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Enterprise Linux.