PT-2025-43689 · Unknown · Deck Mate 1

Enrique Nissim + 2 · Published 2025-10-24 · Updated 2025-10-25 · CVE-2025-34503

Positive Technologies (AI Summary)

CVSS v4.0

7.0

High

Base vector

AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions Deck Mate 1 (affected versions not specified)

Description Deck Mate 1 executes firmware directly from an external EEPROM without verifying its authenticity or integrity. An attacker with physical access can replace or reflash the EEPROM to execute arbitrary code that persists across reboots. The design lacks modern secure-boot or signed-update mechanisms.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

CWE-1326

Related Identifiers

CVE-2025-34503

Affected Products

Deck Mate 1

References · 6

• 🔥 https://ioactive.com/wp-content/uploads/2025/05/IOActive-card-shuffler-security.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-34503 · Security Note
• https://twitter.com/CVEnew/status/1981865675552444667 · Twitter Post
• https://t.me/CVEtracker/35723 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1981886333732741278 · Twitter Post
• https://vulncheck.com/advisories/shuffle-master-deck-mate-1-unauthenticated-eeprom-firmware-execution · Note