7.5
HIGH
CVE-2018-14404
Libxml2 NULL Pointer Dereference Vulnerability (Path Traversal)
Description

A NULL pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case. Applications processing untrusted XSL format inputs with the use of the libxml2 library may be vulnerable to a denial of service attack due to a crash of the application.

INFO

Published Date :

July 19, 2018, 1:29 p.m.

Last Modified :

Nov. 21, 2024, 3:49 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2018-14404 has a 20 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2018-14404 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 Canonical ubuntu_linux
1 Debian debian_linux
1 Xmlsoft libxml2
1 Nokogiri nokogiri
: Total Affected Vendor : 4 | Products : 4
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-2018-14404.

URL Resource
https://access.redhat.com/errata/RHSA-2019:1543
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817 Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1595985 Issue Tracking Third Party Advisory
https://gitlab.gnome.org/GNOME/libxml2/issues/10 Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
https://security.netapp.com/advisory/ntap-20190719-0002/
https://usn.ubuntu.com/3739-1/ Third Party Advisory
https://usn.ubuntu.com/3739-2/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1543
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817 Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1595985 Issue Tracking Third Party Advisory
https://gitlab.gnome.org/GNOME/libxml2/issues/10 Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
https://security.netapp.com/advisory/ntap-20190719-0002/
https://usn.ubuntu.com/3739-1/ Third Party Advisory
https://usn.ubuntu.com/3739-2/ 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).

Profile Photo
yrime/WinAflCustomMutate

its fork winafl

CMake C PLpgSQL C++ JavaScript Rich Text Format Python

Updated: 1 year, 10 months ago
1 stars 0 fork 0 watcher
Born at : Feb. 28, 2023, 9:43 a.m. This repo has been linked 165 different CVEs too.
Profile Photo
Team-BT5/WinAFL-RDP

WinAFL modified for RDP client fuzzing

CMake C PLpgSQL C++ JavaScript Rich Text Format Python

Updated: 2 months, 2 weeks ago
15 stars 6 fork 6 watcher
Born at : Dec. 18, 2022, 1:13 p.m. This repo has been linked 163 different CVEs too.
Profile Photo
ssumachai/CS182-Project

None

CMake C HTML JavaScript CSS C++ Perl PLpgSQL Rich Text Format Python

Updated: 2 years ago
1 stars 0 fork 0 watcher
Born at : Nov. 23, 2022, 10:57 p.m. This repo has been linked 165 different CVEs too.
Profile Photo
bacon-tomato-spaghetti/WinAFL-RDP

None

CMake C PLpgSQL C++ JavaScript Rich Text Format Python

Updated: 1 year, 5 months ago
1 stars 0 fork 0 watcher
Born at : Nov. 10, 2022, 5:15 a.m. This repo has been linked 163 different CVEs too.
Profile Photo
vincent-deng/veracode-container-security-finding-parser

Map Vulnerabilities into Different Layers of the Container Image

Python

Updated: 1 year, 11 months ago
1 stars 0 fork 0 watcher
Born at : Oct. 5, 2022, 12:07 p.m. This repo has been linked 1276 different CVEs too.
Profile Photo
Mohzeela/external-secret

None

Updated: 2 years, 4 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 3, 2022, 7:11 p.m. This repo has been linked 61 different CVEs too.
Profile Photo
umahari/security

None

Dockerfile Makefile Shell Go Smarty Open Policy Agent Mustache

Updated: 3 years, 10 months ago
0 stars 1 fork 1 watcher
Born at : Feb. 25, 2021, 9:59 a.m. This repo has been linked 61 different CVEs too.
Profile Photo
siddharthraopotukuchi/trivy

None

Dockerfile Makefile

Updated: 2 years, 4 months ago
1 stars 0 fork 0 watcher
Born at : Dec. 15, 2020, 7:02 p.m. This repo has been linked 61 different CVEs too.
Profile Photo
pranav0408/WinAFL

None

CMake C PLpgSQL C++ JavaScript Rich Text Format Python

Updated: 4 years, 1 month ago
0 stars 0 fork 0 watcher
Born at : Nov. 12, 2020, 2:25 a.m. This repo has been linked 132 different CVEs too.
Profile Photo
hardik05/winafl-powermopt

winafl with mopt mutators and afl fast power schedulers.

CMake C PLpgSQL C++ JavaScript Rich Text Format Python

Updated: 1 year, 6 months ago
20 stars 8 fork 8 watcher
Born at : Oct. 24, 2020, 2:12 p.m. This repo has been linked 133 different CVEs too.
Profile Photo
lacework/up-and-running-packer

Reference code for the blog / video tutorial of Up and running with Lacework and Packer

Updated: 1 year, 1 month ago
2 stars 3 fork 3 watcher
Born at : Sept. 24, 2020, 6:53 p.m. This repo has been linked 10 different CVEs too.
Profile Photo
scottford-lw/up-and-running-packer

Reference code from the Up and Running with Lacework and Packer blog and YouTube video

Updated: 4 years, 3 months ago
0 stars 0 fork 0 watcher
Born at : Sept. 23, 2020, 4:49 a.m. This repo has been linked 10 different CVEs too.
Profile Photo
t31m0/Vulnerability-Scanner-for-Containers

None

Dockerfile Makefile Shell Go Smarty Open Policy Agent

Updated: 3 weeks, 1 day ago
1 stars 0 fork 0 watcher
Born at : Sept. 21, 2020, 7:37 a.m. This repo has been linked 61 different CVEs too.
Profile Photo
0xfabiof/aws_inspector_parser

A simple python script to parse the current HTML report from AWS Inspector to a neat tabled format

Python

Updated: 4 years, 4 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 6, 2020, 12:29 p.m. This repo has been linked 7 different CVEs too.
Profile Photo
simiyo/trivy

None

Dockerfile Makefile Shell Go Smarty

Updated: 4 years, 6 months ago
0 stars 0 fork 0 watcher
Born at : June 6, 2020, 2:22 a.m. This repo has been linked 54 different CVEs too.

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

The following list is the news that have been mention CVE-2018-14404 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-14404 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 https://access.redhat.com/errata/RHSA-2019:1543
    Added Reference https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1595985
    Added Reference https://gitlab.gnome.org/GNOME/libxml2/issues/10
    Added Reference https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
    Added Reference https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
    Added Reference https://security.netapp.com/advisory/ntap-20190719-0002/
    Added Reference https://usn.ubuntu.com/3739-1/
    Added Reference https://usn.ubuntu.com/3739-2/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Sep. 10, 2020

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 19, 2019

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20190719-0002/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 18, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:1543 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 28, 2018

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 18, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817 No Types Assigned https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817 Mailing List, Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/3739-2/ No Types Assigned https://usn.ubuntu.com/3739-2/ Third Party Advisory
    Changed Reference Type https://gitlab.gnome.org/GNOME/libxml2/issues/10 No Types Assigned https://gitlab.gnome.org/GNOME/libxml2/issues/10 Vendor Advisory
    Changed Reference Type https://usn.ubuntu.com/3739-1/ No Types Assigned https://usn.ubuntu.com/3739-1/ Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1595985 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1595985 Issue Tracking, Third Party Advisory
    Added CWE CWE-476
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:debian:debian_linux:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* versions up to (including) 2.9.8
  • CVE Modified by [email protected]

    Aug. 15, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3739-2/ [No Types Assigned]
    Added Reference https://usn.ubuntu.com/3739-1/ [No Types Assigned]
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-2018-14404 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-2018-14404 weaknesses.

Exploit Prediction

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

2.51 }} -0.48%

score

0.89801

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: