Deserialization of Untrusted Data Affecting rubygems-devel package, versions <0:2.0.14.1-35.el7_4
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Deserialization of Untrusted Data vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-RHEL7-RUBYGEMSDEVEL-4862327
- published26 Jul 2021
- disclosed15 Feb 2018
Introduced: 15 Feb 2018
CVE-2018-1000074 (opens in a new tab)How to fix?
Upgrade RHEL:7 rubygems-devel to version 0:2.0.14.1-35.el7_4 or higher.
This issue was patched in RHSA-2020:0591.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rubygems-devel package and not the rubygems-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
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.
References
- https://access.redhat.com/security/cve/CVE-2018-1000074
- https://www.debian.org/security/2018/dsa-4219
- https://www.debian.org/security/2018/dsa-4259
- http://blog.rubygems.org/2018/02/15/2.7.6-released.html
- https://github.com/rubygems/rubygems/commit/254e3d0ee873c008c0b74e8b8abcbdab4caa0a6d
- https://lists.debian.org/debian-lts-announce/2018/04/msg00017.html
- https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
- https://access.redhat.com/errata/RHSA-2020:0591
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- https://usn.ubuntu.com/3621-1/
- https://usn.ubuntu.com/3621-2/
- https://usn.ubuntu.com/3685-1/