Improper Neutralization of Special Elements Affecting rubygems package, versions <0:2.0.14.1-33.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.
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Test your applications- Snyk IDSNYK-RHEL7-RUBYGEMS-4788995
- published26 Jul 2021
- disclosed31 Aug 2017
Introduced: 31 Aug 2017
CVE-2017-0899 (opens in a new tab)How to fix?
Upgrade RHEL:7 rubygems to version 0:2.0.14.1-33.el7_4 or higher.
This issue was patched in RHSA-2018:0378.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rubygems package and not the rubygems package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences.
References
- http://www.securityfocus.com/bid/100576
- https://access.redhat.com/security/cve/CVE-2017-0899
- https://www.debian.org/security/2017/dsa-3966
- https://security.gentoo.org/glsa/201710-01
- http://blog.rubygems.org/2017/08/27/2.6.13-released.html
- https://github.com/rubygems/rubygems/commit/1bcbc7fe637b03145401ec9c094066285934a7f1
- https://github.com/rubygems/rubygems/commit/ef0aa611effb5f54d40c7fba6e8235eb43c5a491
- https://hackerone.com/reports/226335
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://access.redhat.com/errata/RHSA-2018:0378
- http://www.securitytracker.com/id/1039249