CVE-2016-2097
Description
Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.2 and 4.x before 4.1.14.2 allows remote attackers to read arbitrary files by leveraging an application's unrestricted use of the render method and providing a .. (dot dot) in a pathname. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-0752.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2:4.2.5.2-1 |
| sid | Fixed | 2:4.2.5.2-1 |
| forky | Fixed | 2:4.2.5.2-1 |
| bullseye | Fixed | 2:4.2.5.2-1 |
| bookworm | Fixed | 2:4.2.5.2-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | actionview | !>= 4.2.0||<~> 4.1.14, >= 4.1.14.2 | ~> 4.1.14, >= 4.1.14.2 |
| RubyGems | actionpack | !>= 4.1.0||<~> 3.2.22.2 | ~> 3.2.22.2 |
| RubyGems | actionview | >=3.0.0,<3.2.22.2 | 3.2.22.2 |
| RubyGems | actionview | >=4.0.0,<4.1.14.2 | 4.1.14.2 |
| RubyGems | actionpack | >=3.0.0,<3.2.22.2 | 3.2.22.2 |
| RubyGems | actionpack | >=4.0.0,<4.1.14.2 | 4.1.14.2 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| rubyonrails | rails | 4.0.0 | |
| rubyonrails | rails | 4.0.1 | |
| rubyonrails | rails | 4.0.2 | |
| rubyonrails | rails | 4.0.3 | |
| rubyonrails | rails | 4.0.4 | |
| rubyonrails | rails | 4.0.5 | |
| rubyonrails | rails | 4.0.6 | |
| rubyonrails | rails | 4.0.7 | |
| rubyonrails | rails | 4.0.8 | |
| rubyonrails | rails | 4.0.9 | |
| rubyonrails | rails | 4.0.10 | |
| rubyonrails | rails | 4.1.0 | |
| rubyonrails | rails | 4.1.1 | |
| rubyonrails | rails | 4.1.2 | |
| rubyonrails | rails | 4.1.3 | |
| rubyonrails | rails | 4.1.4 | |
| rubyonrails | rails | 4.1.5 | |
| rubyonrails | rails | 4.1.6 | |
| rubyonrails | rails | 4.1.7 | |
| rubyonrails | rails | 4.1.7.1 | |
| rubyonrails | rails | 4.1.8 | |
| rubyonrails | rails | 4.1.9 | |
| rubyonrails | rails | 4.1.10 | |
| rubyonrails | rails | 4.1.12 | |
| rubyonrails | rails | 4.1.13 | |
| rubyonrails | rails | 4.1.14 | |
| rubyonrails | ruby_on_rails | {"endIncluding":"3.2.22.1"} | |
| rubyonrails | ruby_on_rails | 4.1.14.1 | |
References
- https://groups.google.com/forum/#!topic/rubyonrails-security/ddY6HgqB2z4
- https://www.suse.com/security/cve/CVE-2016-2097.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00080.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00083.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00006.html
- http://weblog.rubyonrails.org/2016/2/29/Rails-4-2-5-2-4-1-14-2-3-2-22-2-have-been-released/
- http://www.debian.org/security/2016/dsa-3509
- http://www.securityfocus.com/bid/83726
- http://www.securitytracker.com/id/1035122
- https://groups.google.com/forum/message/raw?msg=rubyonrails-security/ddY6HgqB2z4/we0RasMZIAAJ
- https://nvd.nist.gov/vuln/detail/CVE-2016-2097
- https://github.com/rails/rails/commit/8a1d3ea617ffb0c8ae8467fa439bf63a3bfc4324
- https://github.com/rails/rails
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2016-2097.yml
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionview/CVE-2016-2097.yml
- https://web.archive.org/web/20160322002234/http://www.securitytracker.com/id/1035122
- https://web.archive.org/web/20200228015320/http://www.securityfocus.com/bid/83726
- https://web.archive.org/web/20201221115217/https://groups.google.com/forum/message/raw?msg=rubyonrails-security/ddY6HgqB2z4/we0RasMZIAAJ
- http://weblog.rubyonrails.org/2016/2/29/Rails-4-2-5-2-4-1-14-2-3-2-22-2-have-been-released
- https://security-tracker.debian.org/tracker/CVE-2016-2097
CWEs
CWE-22
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.