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GSD-2013-0162
Vulnerability from gsd - Updated: 2013-02-21 00:00Details
The diff_pp function in lib/gauntlet_rubyparser.rb in the ruby_parser gem 3.1.1 and earlier for Ruby allows local users to overwrite arbitrary files via a symlink attack on a temporary file with a predictable name in /tmp.
Aliases
Aliases
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"alias": "CVE-2013-0162",
"description": "The diff_pp function in lib/gauntlet_rubyparser.rb in the ruby_parser gem 3.1.1 and earlier for Ruby allows local users to overwrite arbitrary files via a symlink attack on a temporary file with a predictable name in /tmp.",
"id": "GSD-2013-0162",
"references": [
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"https://access.redhat.com/errata/RHSA-2013:0582",
"https://access.redhat.com/errata/RHSA-2013:0548",
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"modified": "2013-02-21T00:00:00.000Z",
"published": "2013-02-21T00:00:00.000Z",
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"gem": "ruby_parser",
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"title": "CVE-2013-0162 rubygem-ruby_parser: incorrect temporary file usage",
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"credit": "Michael Scherer",
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"cwe_ids": [
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"CWE-264",
"CWE-937"
],
"date": "2013-03-01",
"description": "The ruby_parser Gem does not create temporary files securely. In the `diff_pp` function contained in `lib/gauntlet_rubyparser.rb` function, it creates files as `/tmp/a.[pid]` and `/tmp/b.[pid]` which can be predicted and used for either a denial of service (file cannot be overwritten), or to change the contents of files that are writable.",
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}