PT-2020-7847 · Mongodb · Bson-Ruby

Egor Homakov · Published 2020-02-20 · Updated 2020-04-29 · CVE-2015-4411

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: mongodb/bson-ruby versions prior to 3.0.4

Description: The issue allows remote attackers to cause a denial of service, specifically worker resource consumption, via a crafted string. This is due to an incomplete fix.

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 access to the Moped::BSON::ObjectId.legal? method until a patch is applied.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2015-4411

GHSA-QH4W-7PW3-P4RP

Affected Products

Bson-Ruby

References · 20

• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bson/CVE-2015-4411.yml · Exploit
• 🔥 https://homakov.blogspot.ru/2012/05/saferweb-injects-in-various-ruby.html · Exploit
• 🔥 https://sakurity.com/blog/2015/06/04/mongo_ruby_regexp.html · Exploit
• https://github.com/mongoid/moped/commit/dd5a7c14b5d2e466f7875d079af71ad19774609b#diff-3b93602f64c2fe46d38efd9f73ef5358R24 · Patch
• https://github.com/mongodb/bson-ruby/compare/7446d7c6764dfda8dc4480ce16d5c023e74be5ca...28f34978a85b689a4480b4d343389bf4886522e7 · Patch
• https://github.com/mongodb/bson-ruby/commit/fef6f75413511d653c76bf924a932374a183a24f#diff-8c8558c185bbb548ccb5a6d6ac4bfee5R191 · Patch
• https://github.com/mongodb/bson-ruby/commit/976da329ff03ecdfca3030eb6efe3c85e6db9999 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2015-4411 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2015-4411 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-qh4w-7pw3-p4rp · Vendor Advisory
• https://github.com/mongodb/bson-ruby · Note
• http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161964.html · Note
• https://github.com/advisories/GHSA-qh4w-7pw3-p4rp · Note
• https://web.archive.org/web/20200228085849/http://securityfocus.com/bid/75045 · Note
• https://securityfocus.com/bid/75045 · Note