CVE-2024-43384: A low privileged remote attacker can gain the root password due to improper removal of sensitive information b
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Routine
HIGH 8.0UPGRADEUPGRADEUPGRADE
CVE-2024-43384 is a high-severity flaw (CVSS 8.0) affecting fl mguard 2102 firmware, fl mguard 2105 firmware, fl mguard 4102 pci firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A low privileged remote attacker can gain the root password due to improper removal of sensitive information before storage or transfer.
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.
phoenixcontact fl mguard 4302 firmware UPGRADE
Affected: < 10.4.1
Fixed in: 10.4.1
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.
phoenixcontact fl mguard 4305 firmware UPGRADE
Affected: < 10.4.1
Fixed in: 10.4.1
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.
Verify at the official sourceNVD · 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-2024-43384?
fl mguard 2102 firmware: upgrade to 10.4.1; fl mguard 2105 firmware: upgrade to 10.4.1; fl mguard 4102 pci firmware: upgrade to 10.4.1. Exact commands for each OS are on this page.
Is CVE-2024-43384 being exploited?
CVE-2024-43384 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-2024-43384 affect?
CVE-2024-43384 affects fl mguard 2102 firmware, fl mguard 2105 firmware, fl mguard 4102 pci firmware. Severity is high (CVSS 8.0). A low privileged remote attacker can gain the root password due to improper removal of sensitive information before storage or transfer.
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