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CVE-2024-45272: An unauthenticated remote attacker can perform a brute-force attack on the credentials of the remote service p

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HIGH 7.5REMOTEUPGRADEUPGRADEUPGRADE

CVE-2024-45272 is a high-severity flaw (CVSS 7.5) affecting myrex24 v2 virtual server, rex 300 firmware, rex 200 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An unauthenticated remote attacker can perform a brute-force attack on the credentials of the remote service portal with a high chance of success, resulting in connection lost.

Why this priority

  • High severity
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.6% (top 50%)
CISA exploited listNo
WeaknessCWE-1391
Published2024-10-15
Last modified2026-06-17
Publisher (CNA): CERT VDE · Vendor: helmholz · mbconnectline

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

helmholz myrex24 v2 virtual server UPGRADE
Affected: < 2.16.3
Fixed in: 2.16.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy myrex24-v2-virtual-server || rpm -q myrex24-v2-virtual-server || myrex24-v2-virtual-server --version
2. UPGRADE to 2.16.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade myrex24-v2-virtual-server
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade myrex24-v2-virtual-server
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
helmholz rex 300 firmware UPGRADE
Affected: <= 5.1.11
Fixed in: newer than 5.1.11
Safe to downgrade to: no unaffected older release
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.
helmholz rex 200 firmware UPGRADE
Affected: < 8.2.1
Fixed in: 8.2.1
Safe to downgrade to: no unaffected older release
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.
helmholz rex 250 firmware UPGRADE
Affected: < 8.2.1
Fixed in: 8.2.1
Safe to downgrade to: no unaffected older release
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.
mbconnectline mbconnect24 UPGRADE
Affected: < 2.16.3
Fixed in: 2.16.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy mbconnect24 || rpm -q mbconnect24 || mbconnect24 --version
2. UPGRADE to 2.16.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade mbconnect24
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade mbconnect24
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
mbconnectline mymbconnect24 UPGRADE
Affected: < 2.16.3
Fixed in: 2.16.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy mymbconnect24 || rpm -q mymbconnect24 || mymbconnect24 --version
2. UPGRADE to 2.16.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade mymbconnect24
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade mymbconnect24
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2024-45272?

myrex24 v2 virtual server: upgrade to 2.16.3; rex 300 firmware: upgrade to newer than 5.1.11; rex 200 firmware: upgrade to 8.2.1. Exact commands for each OS are on this page.

Is CVE-2024-45272 being exploited?

CVE-2024-45272 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-2024-45272 affect?

CVE-2024-45272 affects myrex24 v2 virtual server, rex 300 firmware, rex 200 firmware. Severity is high (CVSS 7.5). An unauthenticated remote attacker can perform a brute-force attack on the credentials of the remote service portal with a high chance of success, resulting in connection lost.

How urgent is CVE-2024-45272?

Priority 44/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

References

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