TI-2024-09084 Aliases CVE-2024-9787 GHSA-gcj2-rf9h-5mh2

Contemporary Control System BASrouter BACnet BASRT-B UDP Packet denial of service

LOW 37CWE-404Published 2024-10-10 · Updated 2024-10-11

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-404.

Summary

A vulnerability, which was classified as problematic, was found in Contemporary Control System BASrouter BACnet BASRT-B 2.7.2. This affects an unknown part of the component UDP Packet Handler. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00612 49th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Contemporary Control System	BASrouter BACnet BASRT-B	2.7.2	—	No fix listed	CNA

BASrouter BACnet BASRT-B VendorContemporary Control System Affected 2.7.2 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:ccontrols:basrouter_bacnet_basrt-b_firmware:2.7.2:::::::*	2.7.2	Vulnerable	Ccontrols
cpe:2.3:h:ccontrols:basrouter_bacnet_basrt-b:-:::::::*	not specified by NVD	Running on	Ccontrols

cpe:2.3:o:ccontrols:basrouter_bacnet_basrt-b_firmware:2.7.2:*:*:*:*:*:*:* Versions 2.7.2 Vulnerable ·Ccontrols
cpe:2.3:h:ccontrols:basrouter_bacnet_basrt-b:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ccontrols

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-9787
2026-10-03 Alias added: GHSA-gcj2-rf9h-5mh2

References

Exploit 1

https://github.com/isZzzz/BASRT-B_BriefDoS_Document/blob/main/report.md

TI-2024-04464 Contemporary Control System BASrouter BACnet BASRT-B Application Protocol Data Unit denial of service CVSS 4.0HIGH 8.7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences