What is CVE-2025-8762?

CVE-2025-8762 is a medium-severity vulnerability in Instar 2k+, classified under Improper Access Control. CVSS score: 6.8/10. Published 2025-08-13.

How severe is CVE-2025-8762?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Instar 2k+

CVE-2025-8762

A vulnerability was found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This issue affects some unknown processing of the component UART Interface. The manipulation leads to improper physical access control. It is possible to launch the attack o…

EPSS: 0.000 (4.8th percentile) — read the EPSS interpretation.

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.

Affected products

Instar 2k+ — versions 3.11.1 Build 1124
Instar 4k — versions 3.11.1 Build 1124

Weakness classification (CWE)

References

VDB-319865 | INSTAR 2K+/4K UART improper physical access control (vdb-entry)
VDB-319865 | CTI Indicators (IOB, IOC) (signature, permissions-required)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2025-8762?: CVE-2025-8762 is a medium-severity vulnerability in Instar 2k+, classified under Improper Access Control. CVSS score: 6.8/10. Published 2025-08-13.
How severe is CVE-2025-8762?: Medium severity. CVSS v3 base score is 6.8 out of 10.