Diebold Nixdorf Vynamic Security Suite up to 3.3.0 SR3 Pre-Boot Authorization /etc/initab improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Diebold Nixdorf Vynamic Security Suite up to 3.3.0 SR3. It has been rated as critical. Impacted is an unknown function of the file /etc/initab of the component Pre-Boot Authorization. This manipulation causes improper authorization. This vulnerability is registered as CVE-2023-24064. It is feasible to perform the attack on the physical device. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Diebold Nixdorf Vynamic Security Suite up to 3.3.0 SR3. Affected by this vulnerability is an unknown function of the file /etc/initab of the component Pre-Boot Authorization. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. The summary by CVE is:

Diebold Nixdorf Vynamic Security Suite (VSS) before 3.3.0 SR4 fails to validate /etc/initab 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.

It is possible to read the advisory at dieboldnixdorf.com. This vulnerability is known as CVE-2023-24064 since 01/23/2023. The exploitation appears to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 3.3.0 SR4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-28127). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 2.1
VulDB Temp Score: 2.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector (MITRE): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Vynamic Security Suite 3.3.0 SR4

Timelineinfo

01/23/2023 🔍
08/08/2024 +562 days 🔍
08/08/2024 +0 days 🔍
10/17/2025 +435 days 🔍

Sourcesinfo

Advisory: dieboldnixdorf.com
Status: Confirmed

CVE: CVE-2023-24064 (🔍)
GCVE (CVE): GCVE-0-2023-24064
GCVE (VulDB): GCVE-100-274015
EUVD: 🔍

Entryinfo

Created: 08/08/2024 22:15
Updated: 10/17/2025 18:33
Changes: 08/08/2024 22:15 (56), 08/10/2024 03:20 (12), 08/20/2024 07:08 (11), 10/17/2025 18:33 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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