LowAdvisoryCISA — cybersecurity advisories· 9 Apr 2026

Contemporary Controls BASC 20T

Severity: Low · Kind: Advisory

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From the source

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to enumerate the functionality of each component associated with the PLC, reconfigure, rename, delete, perform file transfers, and make remote procedure calls. The following versions of Contemporary Controls BASC 20T are affected: BASControl20 3.1 (CVE-2025-13926) CVSS Vendor Equipment Vulnerabilities v3 9.8 Contemporary Controls Sedona Alliance Contemporary Controls BASC 20T Reliance on Untrusted Inputs in a Security Decision Background Critical Infrastructure Sectors: Commercial Facilities, Critical Manufacturing, Energy Countries/Areas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities Expand All + CVE-2025-13926 An attacker could use data obtained by sniffing the network traffic to forge packets in order to make arbitrary requests to Contemporary Controls BASC 20T. View CVE Details Affected Products Contemporary Controls BASC 20T Vendor: Contemporary Controls Sedona Alliance Product Version: Contemporary Controls Sedona Alliance BASControl20: 3.1 Product Status: known_affected Remediations Mitigation According to Contemporary Controls, the BASC-20T is an obsolete product. It is recommended that users of the affected product contact Contemporary Controls for additional information. https://www.ccontrols.com/support/contacttech.htm Relevant CWE: CWE-807 Reliance on Untrusted Inputs in a Security Decision Metrics CVSS Version Base Score Base Severity Vector S

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Plain-English summaries are AI-generated and reviewed for tone, not technical accuracy. For incident response, always rely on the original source linked above.