CVE-2019-4538 Open redirect in Security Directory Server

High 7.4 Published Updated

Remote attackers can exploit an open redirect in IBM Security Directory Server to spoof URLs and phish sensitive user information.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-4538?

CVE-2019-4538 is a high-severity vulnerability in IBM Security Directory Server, published on 2 Oct 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-601

Which versions are affected by CVE-2019-4538?

It affects 1 product.

Products include Ibm Security Directory Server.

How do I fix CVE-2019-4538?

No fix has been published for CVE-2019-4538 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-4538 being exploited?

There is no known exploitation of CVE-2019-4538 in the wild and no public exploit code.

Sources

Also known as GHSA-g9p5-gr7x-x74r.

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