CVE-2021-45035

low-risk
Published 2022-09-23

Velneo vClient on its 28.1.3 version, does not correctly check the certificate of authenticity by default. This could allow an attacker that has access to the network to perform a MITM attack in order to obtain the user´s credentials.

Do I need to act?

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0.13% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.3/10 Medium
ADJACENT_NETWORK / LOW complexity

Affected Products (1)

Vclient

Affected Vendors

Velneo

References (8)

Vendor Advisory https://doc.velneo.com/v/29/velneo/notas-de-la-version#verificacion-de-certifica...
Vendor Advisory https://velneo.es/publicacion-de-incidencia-de-seguridad-en-cve-cve-2021-45035/
Third Party Advisory https://www.incibe-cert.es/en/early-warning/security-advisories/velneo-vclient-i...
Vendor Advisory https://www.velneo.com/blog/nueva-revision-velneo-29-2
Vendor Advisory https://doc.velneo.com/v/29/velneo/notas-de-la-version#verificacion-de-certifica...
Vendor Advisory https://velneo.es/publicacion-de-incidencia-de-seguridad-en-cve-cve-2021-45035/
Third Party Advisory https://www.incibe-cert.es/en/early-warning/security-advisories/velneo-vclient-i...
Vendor Advisory https://www.velneo.com/blog/nueva-revision-velneo-29-2
26
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal