CVE-2009-2410 Auth bypass in n/a

High 7.5 Published Updated

Attackers can bypass authentication and gain access to accounts with blank passwords by providing any password during SSH login.

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-2009-2410?

CVE-2009-2410 is a high-severity authentication bypass vulnerability in n/a, published on 30 Jul 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's username, in conjunction with an arbitrary password, over an ssh connection.

Weakness: CWE-287

Which versions are affected by CVE-2009-2410?

It affects 1 product.

Products include Fedorahosted Sssd.

How do I fix CVE-2009-2410?

No fix has been published for CVE-2009-2410 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-2009-2410 being exploited?

There is no known exploitation of CVE-2009-2410 in the wild and no public exploit code.

Sources

Also known as GHSA-w98w-3mj2-7wj3.

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