CVE-2021-45036

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.70% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 50.7% of scored records. A rank, not a probability.

NVD base score

7.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-11-28 15:29Z3 YR AGO

Last updated

2025-04-25 14:59Z1 YR AGO

Reserved

2021-12-13

Assigning CNA

INCIBE

Record state

PUBLISHED

Severity

High (CVSS 8.7)

CNA CVSS vector

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

Weaknesses

• CWE-290Authentication Bypass by SpoofingBase
• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

839539d7918f0a0f679f938a6ef94dec0f263b9db9feb29828d50bad1f72be46

• www.incibe.eshttps://www.incibe.es/en/incibe-cert/notices/aviso/velneo-vclient-improper-authentication-0
• www.velneo.comhttps://www.velneo.com/blog/disponible-la-nueva-version-velneo-32
• doc.velneo.comhttps://doc.velneo.com/v/32/velneo/notas-de-la-version#mejoras-de-seguridad-en-validacion-de-usuario-y-contrasena
• velneo.eshttps://velneo.es/mivelneo/listado-de-cambios-velneo-32/
• doc.velneo.comhttps://doc.velneo.com/v/32/velneo/notas-de-la-version#a-partir-de-esta-version-todos-los-servidores-arrancaran-con-protocolo-vatps
• doc.velneo.comhttps://doc.velneo.com/v/32/velneo-vserver/funcionalidades/protocolo-vatps
• doc.velneo.comhttps://doc.velneo.com/v/32/velneo/funcionalidades-comunes/conexion-con-velneo-vserver