Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2024-4791

21
FAUCET Score

CVE-2024-4791 is a critical denial-of-service vulnerability affecting the Application Protocol Data Unit component in Contemporary Control System BASrouter BACnet BASRT-B version 2.7.2. This vulnerability has a CVSS score of 7.5 (High), indicating it can be exploited remotely without authentication, leading to a complete denial of service for affected devices. While not currently listed on CISA's KEV, public exploit code has been disclosed, and the vendor has not responded to disclosure attempts. Despite public exploit availability, there is currently no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
Contemporary Control SystemBASrouter BACnet BASRT-B
2.7.2CNA affected

CVSS Data

CVSS version used by this source: 4.0

8.7HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
1.27%
Probability of exploitation in next 30 days
EPSS Percentile
66.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0127 is in the 46th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASER-B_APDU.pcapng
github.com / isZzzz/BASRT-B_BACnet_Router_Document/blob/main/BASRT-B_2_CVE_apply.pdf
vuldb.com
vuldb.com
vuldb.com