6.5
MEDIUM
CVE-2013-6461
Nokogiri XML Entity Expansion DoS Vulnerability
Description

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

INFO

Published Date :

Nov. 5, 2019, 3:15 p.m.

Last Modified :

Nov. 21, 2024, 1:59 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2013-6461 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat openstack
2 Redhat satellite
3 Redhat enterprise_mrg
4 Redhat cloudforms_management_engine
5 Redhat subscription_asset_manager
1 Debian debian_linux
1 Nokogiri nokogiri
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2013-6461.

URL Resource
http://www.openwall.com/lists/oss-security/2013/12/27/2 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/64513 Third Party Advisory VDB Entry
https://access.redhat.com/security/cve/cve-2013-6461 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461 Exploit Issue Tracking Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/90059 Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2013-6461 Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/12/27/2 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/64513 Third Party Advisory VDB Entry
https://access.redhat.com/security/cve/cve-2013-6461 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461 Exploit Issue Tracking Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/90059 Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2013-6461 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2013-6461 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2013-6461 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2013/12/27/2
    Added Reference http://www.securityfocus.com/bid/64513
    Added Reference https://access.redhat.com/security/cve/cve-2013-6461
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/90059
    Added Reference https://security-tracker.debian.org/tracker/CVE-2013-6461
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Jul. 15, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:* OR *cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Aug. 18, 2020

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Nov. 08, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.openwall.com/lists/oss-security/2013/12/27/2 No Types Assigned http://www.openwall.com/lists/oss-security/2013/12/27/2 Mailing List, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/64513 No Types Assigned http://www.securityfocus.com/bid/64513 Third Party Advisory, VDB Entry
    Changed Reference Type https://access.redhat.com/security/cve/cve-2013-6461 No Types Assigned https://access.redhat.com/security/cve/cve-2013-6461 Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461 Exploit, Issue Tracking, Third Party Advisory
    Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/90059 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/90059 Third Party Advisory, VDB Entry
    Changed Reference Type https://security-tracker.debian.org/tracker/CVE-2013-6461 No Types Assigned https://security-tracker.debian.org/tracker/CVE-2013-6461 Third Party Advisory
    Added CWE NIST CWE-776
    Added CPE Configuration OR *cpe:2.3:a:nokogiri:nokogiri:*:*:*:*:*:*:*:* versions from (including) 1.5.0 up to (excluding) 1.5.11 *cpe:2.3:a:nokogiri:nokogiri:*:*:*:*:*:*:*:* versions from (including) 1.6.0 up to (excluding) 1.6.1
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:redhat:cloudforms_management_engine:5.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openstack:3.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openstack:4.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:satellite:6.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:subscription_asset_manager:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2013-6461 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2013-6461 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.39 }} -0.03%

score

0.73084

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability