CVE-2024-4791

Contemporary Control System BASrouter BACnet BASRT-B Application Protocol Data Unit denial of service

CVSS 8.7 HIGHEPSS 1.3%CWE-404

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 1.3%KEV nãoPoC —Patch —

Lifecycle

12 May 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability classified as critical was found in Contemporary Control System BASrouter BACnet BASRT-B 2.7.2. This vulnerability affects unknown code of the component Application Protocol Data Unit. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-263890 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected products

Contemporary Control System · BASrouter BACnet BASRT-B

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References

https://github.com/isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASER-B_APDU.pcapng https://github.com/isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASRT-B_2_CVE_apply.pdf https://vuldb.com/?ctiid.263890 https://vuldb.com/?id.263890 https://vuldb.com/?submit.323630