CWE
119
Advisory Published

USN-3685-1: Ruby vulnerabilities

First published: Wed Jun 13 2018(Updated: )

Some of these CVE were already addressed in previous USN: 3439-1, 3553-1, 3528-1. Here we address for the remain releases. It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a buffer overrun. (CVE-2017-0898) It was discovered that Ruby incorrectly handled certain files. An attacker could use this to overwrite any file on the filesystem. (CVE-2017-0901) It was discovered that Ruby was vulnerable to a DNS hijacking vulnerability. An attacker could use this to possibly force the RubyGems client to download and install gems from a server that the attacker controls. (CVE-2017-0902) It was discovered that Ruby incorrectly handled certain YAML files. An attacker could use this to possibly execute arbitrary code. (CVE-2017-0903) It was discovered that Ruby incorrectly handled certain files. An attacker could use this to expose sensitive information. (CVE-2017-14064) It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to execute arbitrary code. (CVE-2017-10784) It was discovered that Ruby incorrectly handled certain network requests. An attacker could possibly use this to inject a crafted key into a HTTP response. (CVE-2017-17742) It was discovered that Ruby incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. This update is only addressed to ruby2.0. (CVE-2018-1000074) It was discovered that Ruby incorrectly handled certain network requests. An attacker could possibly use this to cause a denial of service. (CVE-2018-8777)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libruby2.3<2.3.3-1ubuntu1.6
2.3.3-1ubuntu1.6
=17.10
All of
ubuntu/ruby2.3<2.3.3-1ubuntu1.6
2.3.3-1ubuntu1.6
=17.10
All of
ubuntu/libruby2.3<2.3.1-2~16.04.10
2.3.1-2~16.04.10
=16.04
All of
ubuntu/ruby2.3<2.3.1-2~16.04.10
2.3.1-2~16.04.10
=16.04
All of
ubuntu/libruby1.9.1<1.9.3.484-2ubuntu1.12
1.9.3.484-2ubuntu1.12
=14.04
All of
ubuntu/libruby2.0<2.0.0.484-1ubuntu2.10
2.0.0.484-1ubuntu2.10
=14.04
All of
ubuntu/ruby1.9.1<1.9.3.484-2ubuntu1.12
1.9.3.484-2ubuntu1.12
=14.04
All of
ubuntu/ruby1.9.3<1.9.3.484-2ubuntu1.12
1.9.3.484-2ubuntu1.12
=14.04
All of
ubuntu/ruby2.0<2.0.0.484-1ubuntu2.10
2.0.0.484-1ubuntu2.10
=14.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-3685-1?

    The severity of USN-3685-1 is moderate.

  • How do I fix USN-3685-1?

    To fix USN-3685-1, update the affected Ruby packages to the specified versions.

  • Which versions of Ubuntu are affected by USN-3685-1?

    Ubuntu 17.10, Ubuntu 16.04, and Ubuntu 14.04 are affected by USN-3685-1.

  • What is the vulnerability ID for the buffer overrun issue in Ruby?

    The vulnerability ID for the buffer overrun issue in Ruby is CVE-2017-0898.

  • Where can I find more information about USN-3685-1?

    You can find more information about USN-3685-1 at the Ubuntu security advisory page.

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