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Gentoo Linux Security Advisory GLSA 201802-05 |
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https://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: Ruby: Command injection |
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Date: February 20, 2018 |
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Bugs: #641090 |
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ID: 201802-05 |
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|
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Synopsis |
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======== |
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|
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A vulnerability has been found in Ruby which may allow for arbitrary |
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command execution. |
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|
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Background |
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========== |
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|
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Ruby is an interpreted object-oriented programming language. The |
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elaborate standard library includes an HTTP server (“WEBRick”) and a |
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class for XML parsing (“REXML”). |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 dev-lang/ruby < 2.2.9:2.2 >= 2.2.9:2.2 |
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|
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Description |
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=========== |
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|
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A command injection flaw was discovered in Net::FTP which impacts Ruby. |
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|
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Impact |
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====== |
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|
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A remote attacker, by enticing a user to download and open a crafted |
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file from a malicious FTP server, could execute arbitrary commands with |
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the privileges of the process. |
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|
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Workaround |
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========== |
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There is no known workaround at this time. |
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|
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Resolution |
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========== |
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All Ruby users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=dev-lang/ruby-2.2.9:2.2" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2017-17405 |
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https://nvd.nist.gov/vuln/detail/CVE-2017-17405 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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https://security.gentoo.org/glsa/201802-05 |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2018 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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https://creativecommons.org/licenses/by-sa/2.5 |