PT-2019-6997 · Ruby · Nokogiri

Published 2019-11-05 · Updated 2022-05-05 · CVE-2013-6461

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nokogiri gem versions 1.5.x through 1.6.x

Description The issue concerns a denial of service (DoS) that occurs when parsing XML entities due to the failure to apply limits.

Recommendations For versions 1.5.x through 1.6.x, update to a version that applies the necessary limits when parsing XML entities to prevent DoS.

Exploit

Fix

XML Entity Expansion

Weakness Enumeration

CWE-776

Related Identifiers

CVE-2013-6461

GHSA-JMHH-W7XP-WG39

Affected Products

Nokogiri

References · 11

• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2013-6461.yml · Exploit
• 🔥 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2013-6461 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-6461 · Security Note
• https://osv.dev/vulnerability/GHSA-jmhh-w7xp-wg39 · Vendor Advisory
• https://github.com/sparklemotion/nokogiri · Note
• http://openwall.com/lists/oss-security/2013/12/27/2 · Note
• https://access.redhat.com/security/cve/cve-2013-6461 · Note
• https://web.archive.org/web/20200804224345/https://securityfocus.com/bid/64513 · Note
• http://securityfocus.com/bid/64513 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90059 · Note