What’s Vulnerable › Vulnerabilities

CVE-2024-4791: Contemporary Control System BASrouter BACnet BASRT-B Application Protocol Data Unit denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-14 · updated 2026-06-17
• Weakness: CWE-404

Description

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.

Affected products

• Contemporary Control System BASrouter BACnet BASRT-B: 2.7.2

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
• 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

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