KIA-branded Aftermarket Generic Smart Keyless Entry System Replay Attack

published 2025-06-13 16 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-18276

cvss: 9.4; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

Use of fixed learning codes, one code to lock the car and the other code to unlock it, the Key Fob Transmitter in KIA-branded Aftermarket Generic Smart Keyless Entry System, primarily distributed in Ecuador, which allows a replay attack.

Manufacture is unknown at the time of release. CVE Record will be updated once this is clarified.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 16 mo ago (2025-06-13)

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	9.4	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/AU:N
CNA	4.0	9.4	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:N/R:X/V:X/RE:X/U:X

Affected products

KIA Aftermarket Generic Smart Keyless Entry System

Classification

Weakness

CWE-307 Improper Restriction of Excessive Authentication Attempts
CWE-294 Authentication Bypass by Capture-replay

References

Sources

CVE List CVE-2025-6029
NVD CVE-2025-6029

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary