CVE-2023-28015 HCL Domino AppDev Pack is susceptible to a User Account Enumeration vulnerability

Medium 5.3 Published Updated

Attackers can enumerate valid user accounts via distinct error messages during failed logins, facilitating targeted brute-force attacks against HCL Domino AppDev Pack.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-28015?

CVE-2023-28015 is a medium-severity vulnerability in HCL Software Domino AppDev Pack, published on 23 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The HCL Domino AppDev Pack IAM service is susceptible to a User Account Enumeration vulnerability.   During a failed login attempt a difference in messages could allow an attacker to determine if the user is valid or not.  The attacker could use this information to focus a brute force attack on valid users.

Weakness: CWE-203

Which versions are affected by CVE-2023-28015?

It affects 1 product.

Products include Hcl Domino Appdev Pack.

How do I fix CVE-2023-28015?

No fix has been published for CVE-2023-28015 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-28015 being exploited?

There is no known exploitation of CVE-2023-28015 in the wild and no public exploit code.

Sources

Also known as GHSA-j229-wfr9-8x24.

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