tigris/open-uri-cached · Security
open-uri-cached Gem for Ruby Unsafe Temporary File Creation Enables Code Execution
- GHSA ID
- GHSA-7m2w-9gw7-c3xp
- CVE ID
- CVE-2015-3649
- Severity
- high
- Published
- Updated
- CVSS
- 7.8 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 7.8 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
The open-uri-cached rubygem allows local users to execute arbitrary Ruby code by creating a directory under /tmp containing "openuri-" followed by a crafted UID, and putting Ruby code in said directory once a metafile is created.
CWEs
- CWE-20 · Improper Input Validation
References
- https://nvd.nist.gov/vuln/detail/CVE-2015-3649 ↗
- http://www.benjaminfleischer.com/2013/03/20/yaml-and-security-in-ruby/ ↗
- http://www.openwall.com/lists/oss-security/2015/05/06/2 ↗
- https://github.com/tigris/open-uri-cached/issues/8 ↗
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/open-uri-cached/CVE-2015-3649.yml ↗
- http://seclists.org/oss-sec/2015/q2/373 ↗
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb ↗
- https://web.archive.org/web/20210119122105/http://www.securityfocus.com/bid/74469 ↗
- https://github.com/advisories/GHSA-7m2w-9gw7-c3xp ↗