Unrated severityNVD Advisory· Published Nov 19, 2020· Updated Sep 17, 2024
victor Web Client and C•CURE Web Client JSON Web Token (JWT) Vulnerability
CVE-2020-9049
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.
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Affected products
4- Johnson Controls/C•CURE Web Client version 2.90 and prior (Note - This does not affect the new web-based C•CURE 9000 client that was introduced in C•CURE 9000 v2.90)v5Range: unspecified
- Johnson Controls/victor Web Client version 5.6 and priorv5Range: unspecified
Patches
Vulnerability mechanics
References
2- us-cert.cisa.gov/ics/advisories/icsa-20-324-01mitrethird-party-advisoryx_refsource_CERTx_refsource_MISC
- www.johnsoncontrols.com/cyber-solutions/security-advisoriesmitrex_refsource_CONFIRM
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