CVE-2023-28865 Security feature bypass in n/a

Medium 6.6 Published Updated

Physical attackers can bypass Pre-Boot Authorization in Diebold Nixdorf VSS by manipulating hard disk contents without validation.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-28865?

CVE-2023-28865 is a medium-severity vulnerability in n/a, published on 8 Aug 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Diebold Nixdorf Vynamic Security Suite (VSS) before 3.3.0 SR15, 4.0.0 SR05, 4.1.0 SR03, and 4.2.0 SR02 fails to validate the directory contents of certain directories (e.g., ensuring the expected hash sum) during the Pre-Boot Authorization (PBA) process. This can be exploited by a physical attacker who is able to manipulate the contents of the system's hard disk.

Weakness: CWE-345, CWE-353

Which versions are affected by CVE-2023-28865?

It affects 1 product.

Products include Dieboldnixdorf Vynamic Security Suite.

How do I fix CVE-2023-28865?

No fix has been published for CVE-2023-28865 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-28865 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-28865 exists.

Sources

Also known as GHSA-c9w5-xr92-cpm7.

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