Medium severity · published Aug 8, 2024
CVE-2023-33206
Diebold Nixdorf Vynamic Security Suite (VSS) before 3.3.0 SR16, 4.0.0 SR06, 4.1.0 SR04, 4.2.0 SR03, and 4.3.0 SR01 fails to validate symlinks during the Pre-Boot Authorization…
6.8
CVSS
0.3%
EPSS
No
On KEV
Description
Diebold Nixdorf Vynamic Security Suite (VSS) before 3.3.0 SR16, 4.0.0 SR06, 4.1.0 SR04, 4.2.0 SR03, and 4.3.0 SR01 fails to validate symlinks 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.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VS
Vynamic Security Suite · Dieboldnixdorf
before 3.3.0sr16; 4.0.0 before 4.0.0sr06; 4.1.0 before 4.1.0sr04; 4.2.0 before 4.2.0sr03; 4.3.0 before 4.3.0sr01 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-33206
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-33206
Exploit
https://media.defcon.org/DEF%20CON%2032/DEF%20CON%2032%20presentations/DEF%20CON%2032%20-%20Matt%20Burch%20-%20Where%E2%80%99s%20the%20Money%20-%20Defeating%20ATM%20Disk%20Encryption-white%20paper.pdf
Vendor Advisory
https://www.dieboldnixdorf.com/en-us/banking/portfolio/software/security/
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