CVE-2024-9787: A vulnerability, which was classified as problematic, was found in Contemporary Control System BASrouter BACne

Routine

MEDIUM 5.3REMOTEMITIGATE

CVE-2024-9787 is a medium-severity flaw (CVSS 5.3) affecting basrouter bacnet basrt-b firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, was found in Contemporary Control System BASrouter BACnet BASRT-B 2.7.2. This affects an unknown part of the component UDP Packet Handler. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-404
Published	2024-10-10
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: ccontrols

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-10-10 14:15 UTCPublished CVE record published
2026-06-17 08:25 UTCUpdated Record last modified

ccontrols basrouter bacnet basrt-b firmware MITIGATE

Affected: 2.7.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.7.2

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-9787?

basrouter bacnet basrt-b firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-9787 being exploited?

CVE-2024-9787 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-9787 affect?

CVE-2024-9787 affects basrouter bacnet basrt-b firmware. Severity is medium (CVSS 5.3). A vulnerability, which was classified as problematic, was found in Contemporary Control System BASrouter BACnet BASRT-B 2.7.2. This affects an unknown part of the component UDP Packet Handler. The manipulation leads to denial of service. It

How urgent is CVE-2024-9787?

Priority 36/100. Remotely exploitable, no login, no user action

References

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