7.1
HIGH
CVE-2019-4539
IBM Security Directory Server XML External Entity Injection
Description

IBM Security Directory Server 6.4.0 does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system. IBM X-Force ID: 165812.

INFO

Published Date :

Oct. 2, 2019, 3:15 p.m.

Last Modified :

Nov. 21, 2024, 4:43 a.m.

Remotely Exploitable :

Yes !

Impact Score :

4.2

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2019-4539 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 Ibm security_directory_server
2 Ibm security_directory_integrator
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-2019-4539.

URL Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/165812 VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/1077045 Patch Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/165812 VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/1077045 Patch Vendor 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-2019-4539 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-4539 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://exchange.xforce.ibmcloud.com/vulnerabilities/165812
    Added Reference https://www.ibm.com/support/pages/node/1077045
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Dec. 07, 2022

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

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CVSS V3 IBM Corporation AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
  • Initial Analysis by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
    Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/165812 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/165812 VDB Entry, Vendor Advisory
    Changed Reference Type https://www.ibm.com/support/pages/node/1077045 No Types Assigned https://www.ibm.com/support/pages/node/1077045 Patch, Vendor Advisory
    Added CWE CWE-91
    Added CPE Configuration OR *cpe:2.3:a:ibm:security_directory_server:6.4.0:*:*:*:*:*:*:*
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-2019-4539 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-2019-4539 weaknesses.

Exploit Prediction

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

0.08 }} 0.02%

score

0.30962

percentile

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