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CVE-2026-3787

HIGH

7.0

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.17.0

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueLOCAL

ComplejidadHIGH

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado3/8/2026

Ultima modificacion3/10/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

microsoft:windowsuvnc:ultravnc

Debilidades (CWE)

CWE-426CWE-427CWE-426

Referencias

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)

Correlaciones IOC

Sin correlaciones registradas

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