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CVE-2026-3787

HIGH

7.0

Beschreibung

A weakness has been identified in UltraVNC 1.6.4.0 on Windows. This affects an unknown function in the library cryptbase.dll of the component Windows Service. This manipulation causes uncontrolled search path. The attack requires local access. A high degree of complexity is needed for the attack. The exploitability is reported as difficult. The vendor was contacted early about this disclosure but did not respond in any way.

CVE Details

CVSS v3.1 Bewertung7.0

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorLOCAL

KomplexitatHIGH

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht3/8/2026

Zuletzt geandert3/10/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

microsoft:windowsuvnc:ultravnc

Schwachen (CWE)

CWE-426CWE-427CWE-426

Referenzen

https://drive.google.com/file/d/14ixv_1i4D2VrZWyl4RKsvFcN1AMF_qNx/view(cna@vuldb.com)

https://vuldb.com/?ctiid.349754(cna@vuldb.com)

https://vuldb.com/?id.349754(cna@vuldb.com)

https://vuldb.com/?submit.767257(cna@vuldb.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.