RCE in Dieboldnixdorf Vynamic Security Suite
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 (PBA) process. This can be exploited by a physical attacker who is able to manipulate the contents of the system's hard disk.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (19.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.dieboldnixdorf.com/en-us/banking/portfolio/software/security/ (Vendor Advisory)
- media.defcon.org/DEF CON 32/DEF CON 32 presentations/DEF CON 32 - Matt Burch -… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-33206?
- CVE-2023-33206 is a medium-severity vulnerability in Dieboldnixdorf Vynamic Security Suite, classified under Improper Validation of Integrity Check Value. CVSS score: 6.8/10. Published 2024-08-08.
- How severe is CVE-2023-33206?
- Medium severity. CVSS v3 base score is 6.8 out of 10.