What is CVE-2019-4538?

CVE-2019-4538 is a vulnerability in IBM Security Directory Server 6.4.0 that could allow a remote attacker to conduct phishing attacks using an open redirect attack.

How does CVE-2019-4538 work?

CVE-2019-4538 works by persuading a victim to visit a specially-crafted website, allowing a remote attacker to spoof the URL displayed and redirect the user to a malicious site.

What is the severity of CVE-2019-4538?

The severity of CVE-2019-4538 is rated as high with a CVSS score of 8.2 out of 10.

Which version of IBM Security Directory Server is affected by CVE-2019-4538?

IBM Security Directory Server version 6.4.0 is affected by CVE-2019-4538.

Is there a fix for CVE-2019-4538?

Yes, IBM has provided a fix for the vulnerability. Please refer to the following IBM support page for more information: <https://www.ibm.com/support/pages/node/1077045>.

Vulnerability/
CVE-2019-4538

high

8.2

CWE

601

2/10/2019

16/9/2024

CVE-2019-4538

First published: Wed Oct 02 2019(Updated: )

IBM Security Directory Server 6.4.0 could allow a remote attacker to conduct phishing attacks, using an open redirect attack. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to spoof the URL displayed to redirect a user to a malicious Web site that would appear to be trusted. This could allow the attacker to obtain highly sensitive information or conduct further attacks against the victim. IBM X-Force ID: 165660.

Credit: psirt@us.ibm.com

Affected Software	Affected Version	How to fix
IBM Security Directory Server	=6.4.0

Remedy

https://www.ibm.com/support/pages/node/1077045

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Reference Links

Frequently Asked Questions

What is CVE-2019-4538?
CVE-2019-4538 is a vulnerability in IBM Security Directory Server 6.4.0 that could allow a remote attacker to conduct phishing attacks using an open redirect attack.
How does CVE-2019-4538 work?
CVE-2019-4538 works by persuading a victim to visit a specially-crafted website, allowing a remote attacker to spoof the URL displayed and redirect the user to a malicious site.
What is the severity of CVE-2019-4538?
The severity of CVE-2019-4538 is rated as high with a CVSS score of 8.2 out of 10.
Which version of IBM Security Directory Server is affected by CVE-2019-4538?
IBM Security Directory Server version 6.4.0 is affected by CVE-2019-4538.
Is there a fix for CVE-2019-4538?
Yes, IBM has provided a fix for the vulnerability. Please refer to the following IBM support page for more information: <https://www.ibm.com/support/pages/node/1077045>.

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