Improper Authentication Affecting rubygem22-bigdecimal package, versions <0:1.2.6-1.9.amzn1
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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Start learning- Snyk IDSNYK-AMZN201803-RUBYGEM22BIGDECIMAL-1708341
- published27 Sept 2021
- disclosed19 Sept 2017
Introduced: 19 Sep 2017
CVE-2017-10784 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 rubygem22-bigdecimal to version 0:1.2.6-1.9.amzn1 or higher.
This issue was patched in ALAS-2017-906.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rubygem22-bigdecimal package and not the rubygem22-bigdecimal package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user name.
References
- http://www.securityfocus.com/bid/100853
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/
- https://www.ruby-lang.org/en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784/
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10784
- https://www.debian.org/security/2017/dsa-4031
- https://security.gentoo.org/glsa/201710-18
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- http://www.securitytracker.com/id/1039363
- http://www.securitytracker.com/id/1042004
- https://usn.ubuntu.com/3528-1/
- https://usn.ubuntu.com/3685-1/