Thinkware Car Dashcam F800 Pro Connection denial of service

published 2025-03-09 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-7507

cvss: 3.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known

A vulnerability classified as problematic was found in Thinkware Car Dashcam F800 Pro up to 20250226. Affected by this vulnerability is an unknown functionality of the component Connection Handler. The manipulation leads to denial of service. The attack can only be initiated within the local network. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 20 mo ago (2025-03-10)

Exploit prediction

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/geo-chen/Thinkware-Dashcam referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	2.3	CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CNA	3.1	3.1	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA	3.0	3.1	CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA	2.0	1.8	AV:A/AC:H/Au:N/C:N/I:N/A:P
CNA	4.0	2.3	CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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
NVD	3.1	5.3	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Thinkware Car Dashcam F800 Pro

Classification

Weakness

CWE-404 Improper Resource Shutdown or Release

References

github.com /geo-chen/Thinkware-Dashcam
exploit, third-party-advisory
vuldb.com /?id.299035
vdb-entry, third-party-advisory
vuldb.com /?ctiid.299035
signature, permissions-required, vdb-entry

Sources

CVE List CVE-2025-2122
NVD CVE-2025-2122

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