CVE-2020-9049

victor Web Client and C•CURE Web Client JSON Web Token (JWT) Vulnerability

MEDIUM
5.3
CVSS Score
Published: November 19, 2020 at 03:27 PM UTC
Updated: June 17, 2026 at 03:27 AM UTC
3 products affected across 1 vendorvictor WebC Cure WebVictor Web Client

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.5%

Description

A vulnerability in specified versions of American Dynamics victor Web Client and Software House C•CURE Web Client could allow an unauthenticated attacker on the network to create and sign their own JSON Web Token and use it to execute an HTTP API Method without the need for valid authentication/authorization. Under certain circumstances, this could be used by an attacker to impact system availability by conducting a Denial of Service attack.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Third Party Advisoryx_refsource_CERTx_refsource_MISCPatchUS Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-324-01

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-285CWE-287

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