Contemporary Control System BASrouter BACnet BASRT-B 2.7.2 Application Protocol Data Unit denial of service
A vulnerability classified as critical was found in Contemporary Control System BASrouter BACnet BASRT-B 2.7.2. This vulnerability affects an unknown code of the component Application Protocol Data Unit. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.
The advisory is available at github.com. This vulnerability was named CVE-2024-4791. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.
It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.
Proper firewalling of is able to address this issue.
Product
Type
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.5
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| unlock | unlock | unlock | unlock | unlock | unlock |
| unlock | unlock | unlock | unlock | unlock | unlock |
| unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | unlock | unlock | unlock | unlock |
|---|---|---|---|---|
| Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: FirewallStatus: 🔍
0-Day Time: 🔒
Timeline
05/11/2024 Advisory disclosed05/11/2024 VulDB entry created
05/11/2024 VulDB entry last update
Sources
Advisory: github.comStatus: Not defined
CVE: CVE-2024-4791 (🔒)
GCVE (CVE): GCVE-0-2024-4791
GCVE (VulDB): GCVE-100-263890
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 05/11/2024 08:13Changes: 05/11/2024 08:13 (57)
Complete: 🔍
Submitter: isZzzzz
Cache ID: 152:AC2:65
Submit
Accepted
- Submit #323630: Contemporary Control System BASRT-B 2.7.2 Denial of Service (by isZzzzz)
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