PT-2018-4378 · Ruby · Bson-Ruby

Egor Homakov · Published 2018-02-05 · Updated 2018-03-13 · CVE-2015-4412

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions bson-ruby gem versions prior to 3.0.4

Description The issue allows remote attackers to cause a denial of service or inject arbitrary data via a crafted string, exploiting a BSON injection vulnerability in the legal? function.

Recommendations For versions prior to 3.0.4, update to version 3.0.4 or later to resolve the issue. As a temporary workaround, consider restricting input to the legal? function to minimize the risk of exploitation.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2015-4412

GHSA-H6RJ-8R3C-9GPJ

Affected Products

Bson-Ruby

References · 12

• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bson/CVE-2015-4412.yml · Exploit
• 🔥 https://sakurity.com/blog/2015/06/04/mongo_ruby_regexp.html · Exploit
• https://github.com/mongodb/bson-ruby/compare/7446d7c6764dfda8dc4480ce16d5c023e74be5ca...28f34978a85b689a4480b4d343389bf4886522e7 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2015-4412 · Security Note
• https://osv.dev/vulnerability/GHSA-h6rj-8r3c-9gpj · Vendor Advisory
• https://github.com/mongodb/bson-ruby · Note
• https://github.com/mongodb/bson-ruby/commit/976da329ff03ecdfca3030eb6efe3c85e6db9999 · Note
• http://securityfocus.com/bid/75045 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=1229750 · Note
• https://github.com/advisories/GHSA-h6rj-8r3c-9gpj · Note
• http://sakurity.com/blog/2015/06/04/mongo_ruby_regexp.html · Note
• http://openwall.com/lists/oss-security/2015/06/06/3 · Note