CVE Vulnerabilities

CVE-2013-6460

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Published: Nov 05, 2019 | Modified: Jul 15, 2021
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

Nokogiri gem 1.5.x has Denial of Service via infinite loop when parsing XML documents

Weakness

The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities.

Affected Software

Name Vendor Start Version End Version
Nokogiri Nokogiri 1.5.0 (including) 1.5.11 (excluding)
Nokogiri Nokogiri 1.6.0 (including) 1.6.1 (excluding)

Potential Mitigations

References