CVE-2017-17790: Command Injection
First published: Wed Dec 20 2017(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ruby-lang Ruby | >=2.2<=2.2.8 | |
| Ruby-lang Ruby | >=2.3<=2.3.5 | |
| Ruby-lang Ruby | >=2.4<=2.4.2 | |
| Ruby-lang Ruby | =2.5.0-preview1 | |
| debian/ruby1.8 | ||
| debian/ruby1.9.1 | ||
| debian/ruby2.1 | ||
| debian/ruby2.5 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0584
- https://access.redhat.com/errata/RHSA-2018:0585
- https://github.com/ruby/ruby/pull/1777
- https://lists.debian.org/debian-lts-announce/2017/12/msg00024.html
- https://lists.debian.org/debian-lts-announce/2017/12/msg00025.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://www.debian.org/security/2018/dsa-4259
- https://launchpad.net/bugs/cve/CVE-2017-17790
- https://access.redhat.com/security/cve/CVE-2017-17405
- https://github.com/ruby/ruby/commit/e7464561b5151501beb356fc750d5dd1a88014f7
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1528226
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1528227
- https://access.redhat.com/security/updates/classification/
- https://bugzilla.redhat.com/show_bug.cgi?id=1528218
- https://security-tracker.debian.org/tracker/CVE-2017-17790
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17790
- https://nvd.nist.gov/vuln/detail/CVE-2017-17790
- https://ubuntu.com/security/CVE-2017-17790
Frequently Asked Questions
What is CVE-2017-17790?
CVE-2017-17790 is a vulnerability in the Ruby programming language that allows for Command Injection attacks.
How does CVE-2017-17790 work?
CVE-2017-17790 works by exploiting the lazy_initialize function in lib/resolv.rb in Ruby through version 2.4.3, which uses Kernel#open and can be abused with a Resolv::Hosts::new argument starting with a '|' character.
How severe is CVE-2017-17790?
CVE-2017-17790 has a severity level of low.
Which versions of Ruby are affected by CVE-2017-17790?
Ruby versions up to and including 2.4.3 are affected by CVE-2017-17790.
How can I fix CVE-2017-17790?
To fix CVE-2017-17790, update Ruby to version 2.5.1-1 or later.
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- source/Red Hat
- alias/CVE-2017-17790
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- canonical/ruby-lang ruby
- version/ruby-lang ruby/2.2
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- version/ruby-lang ruby/2.3
- version/ruby-lang ruby/2.3.5
- version/ruby-lang ruby/2.4
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- version/ruby-lang ruby/2.5.0-preview1
- package-manager/debian