Test ID:	1.3.6.1.4.1.25623.1.0.843725
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-3553-1)
Summary:	The remote host is missing an update for the 'ruby2.3' package(s) announced via the USN-3553-1 advisory.
Description:	Summary: The remote host is missing an update for the 'ruby2.3' package(s) announced via the USN-3553-1 advisory. Vulnerability Insight: It was discovered that Ruby failed to validate specification names. An attacker could possibly use a maliciously crafted gem to potentially 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) Affected Software/OS: 'ruby2.3' package(s) on Ubuntu 16.04, Ubuntu 17.10. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2017-0901 BugTraq ID: 100580 http://www.securityfocus.com/bid/100580 Debian Security Information: DSA-3966 (Google Search) https://www.debian.org/security/2017/dsa-3966 https://www.exploit-db.com/exploits/42611/ 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/ad5c0a53a86ca5b218c7976765c0365b91d22cb2 https://hackerone.com/reports/243156 https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html RedHat Security Advisories: RHSA-2017:3485 https://access.redhat.com/errata/RHSA-2017:3485 RedHat Security Advisories: RHSA-2018:0378 https://access.redhat.com/errata/RHSA-2018:0378 RedHat Security Advisories: RHSA-2018:0583 https://access.redhat.com/errata/RHSA-2018:0583 RedHat Security Advisories: RHSA-2018:0585 https://access.redhat.com/errata/RHSA-2018:0585 http://www.securitytracker.com/id/1039249 https://usn.ubuntu.com/3553-1/ https://usn.ubuntu.com/3685-1/ Common Vulnerability Exposure (CVE) ID: CVE-2017-0902 BugTraq ID: 100586 http://www.securityfocus.com/bid/100586 https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32 https://hackerone.com/reports/218088 Common Vulnerability Exposure (CVE) ID: CVE-2017-0903 BugTraq ID: 101275 http://www.securityfocus.com/bid/101275 Debian Security Information: DSA-4031 (Google Search) https://www.debian.org/security/2017/dsa-4031 http://blog.rubygems.org/2017/10/09/2.6.14-released.html http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49 https://hackerone.com/reports/274990
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