GHSA-8mvw-22r7-w6fq
ruby_parser allows local users to overwrite arbitrary files via symlink attack on temporary file with predictable name
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| RubyGems | ruby_parser | >= 2.0.2, < 3.1.2 | 3.1.2 |
Details
As written in the advisory (Markdown source, shown as plain text).
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`.
References
External links from the advisory. They lead to third-party sites.
- https://nvd.nist.gov/vuln/detail/CVE-2013-0162
- https://github.com/seattlerb/ruby_parser/commit/506c7e13cff6f8715385fa8488b621028b4ad280
- https://github.com/seattlerb/ruby_parser/commit/c35acd878d50a8e4ea35933e3fbdc493421d422c
- https://access.redhat.com/errata/RHSA-2013:0544
- https://access.redhat.com/errata/RHSA-2013:0582
- https://access.redhat.com/security/cve/CVE-2013-0162
- https://bugzilla.redhat.com/show_bug.cgi?id=892806
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby_parser/CVE-2013-0162.yml
- https://github.com/seattlerb/ruby_parser
- http://rhn.redhat.com/errata/RHSA-2013-0544.html
- http://rhn.redhat.com/errata/RHSA-2013-0548.html