CVE-2023-28125 Auth bypass in Avalanche

Medium 5.9 Published Updated

An attacker can bypass authentication in Avalanche Premise by registering for messages, gaining unauthorized server access.

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-2023-28125?

CVE-2023-28125 is a medium-severity authentication bypass vulnerability in Ivanti Avalanche, published on 9 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An improper authentication vulnerability exists in Avalanche Premise versions 6.3.x and below that could allow an attacker to gain access to the server by registering to receive messages from the server and perform an authentication bypass.

Weakness: CWE-362, CWE-287

Which versions are affected by CVE-2023-28125?

It affects 1 product.

Products include Ivanti Avalanche.

How do I fix CVE-2023-28125?

No fix has been published for CVE-2023-28125 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-28125 being exploited?

There is no known exploitation of CVE-2023-28125 in the wild and no public exploit code.

All Ivanti Avalanche vulnerabilities

Sources

Also known as GHSA-rxpr-5x8p-2xf5.

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