What’s Vulnerable › Vulnerabilities

CVE-2013-6461

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-11-05 · updated 2026-06-17
• Weakness: CWE-776

Description

Nokogiri gem 1.5.x and 1.6.x has DoS while parsing XML entities by failing to apply limits

Affected products

• Debian Linux: 8.0, 9.0, 10.0
• sparklemotion nokogiri: from 1.5.0 before 1.5.11; from 1.6.0 before 1.6.1 — fixed in 1.5.11, 1.6.1
• Red Hat CloudForms: 5.0
• RedHat Enterprise Mrg: 2.0
• OpenStack: 3.0, 4.0
• Red Hat Satellite 6: 6.0
• RedHat Subscription Asset Manager: all versions

How to fix

Upgrade to a fixed version: sparklemotion nokogiri 1.5.11, 1.6.1. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2013/12/27/2
• http://www.securityfocus.com/bid/64513
• https://access.redhat.com/security/cve/cve-2013-6461
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90059
• https://security-tracker.debian.org/tracker/CVE-2013-6461
• http://www.openwall.com/lists/oss-security/2013/12/27/2
• http://www.securityfocus.com/bid/64513
• https://access.redhat.com/security/cve/cve-2013-6461
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90059
• https://security-tracker.debian.org/tracker/CVE-2013-6461

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