Thinkware U3000 TCP Service wpa_supplicant.conf PUT_FILE access control

published 2026-09-28 42 d ago modified 2026-09-28 41 d ago also EUVD-2026-88221

cvss: 7.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits: 0; none known

A vulnerability was determined in Thinkware U3000 up to 1.02.04. This impacts the function PUT_FILE of the file /tmp/wpa_supplicant.conf of the component TCP Service. Executing a manipulation of the argument path can lead to improper access controls. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 41 d ago (2026-09-28)

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/tuhttps://github.com/turretsec/disclosure-thinkware-u3000/blob/main/findings/02-arbitrary-file-read.mdrretsec/disclosure-thinkware-u3000/blob/main/findings/01-arbitrary-file-write.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	6.9	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CNA	3.0	7.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CNA	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
CNA	4.0	5.5	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

Thinkware U3000

Classification

Weakness

CWE-284 Improper Access Control
CWE-266 Incorrect Privilege Assignment

References

github.com /tuhttps://github.com/turretsec/disclosure-thinkware-u3000/blob/main/findings/02-arbitrary-file-read.mdrretsec
broken-link, exploit
vuldb.com /vuln/410915
vdb-entry, technical-description
vuldb.com /vuln/410915/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-101053
third-party-advisory
vuldb.com /submit/928042
third-party-advisory
github.com /turretsec/disclosure-thinkware-u3000/blob/main/findings/01-arbitrary-file-write.md
related

Sources

CVE List CVE-2026-101053
NVD CVE-2026-101053

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