Is CVE-2019-10940 actively exploited?

No active exploitation of CVE-2019-10940 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-10940 be exploited remotely?

Yes. CVE-2019-10940 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-10940?

CVE-2019-10940 has a CVSS score of 9.9 (CRITICAL).

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CRITICAL

CVE-2019-10940

CWE-266Published: January 16, 2020· Updated: Jun 17, 2026

9.9

CVSS v3.1

Official Description

A vulnerability has been identified in SINEMA Server (All versions < V14.0 SP2 Update 1). Incorrect session validation could allow an attacker with a valid session, with low privileges, to perform firmware updates and other administrative operations on connected devices. The security vulnerability could be exploited by an attacker with network access to the affected system. An attacker must have access to a low privileged account in order to exploit the vulnerability. An attacker could use the vulnerability to compromise confidentiality, integrity, and availability of the affected system and underlying components. At the time of advisory publication no public exploitation of this security vulnerability was known.

NVD Source

Technical Analysis

CVE-2019-10940 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.9.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.