Back
CVE-2024-4791
Contemporary Control System BASrouter BACnet BASRT-B Application Protocol Data Unit denial of service
High8.7EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | High8.7 | 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 |
| VulDBCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| VulDBCNA (assigner) | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| VulDBCNA (assigner) | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
| NVDNVD · Deferred | 4.0 | High8.7 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.
Weakness
Affected products
Contemporary Control System · BASrouter BACnet BASRT-B
- affected 2.7.2
References (5)
- VDB-263890 | Contemporary Control System BASrouter BACnet BASRT-B Application Protocol Data Unit denial of service (opens in a new tab)vdb-entryx_transferred
- VDB-263890 | CTI Indicators (IOB, IOC, TTP) (opens in a new tab)signaturepermissions-requiredx_transferred
- Submit #323630 | Contemporary Control System BASRT-B 2.7.2 Denial of Service (opens in a new tab)third-party-advisoryx_transferred
- https://github.com/isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASRT-B_2_CVE_apply.pdf (opens in a new tab)broken-linkx_transferred
- https://github.com/isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASER-B_APDU.pcapng (opens in a new tab)broken-linkexploitx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-4791)Record last updated .