CVE-2024-51547: Use of Hard-coded Credentials vulnerability in ABB ASPECT-Enterprise, ABB NEXUS Series, ABB MATRIX Series.This
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CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE
CVE-2024-51547 is a critical-severity flaw (CVSS 9.8) affecting aspect-ent-2 firmware, aspect-ent-256 firmware, aspect-ent-96 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Use of Hard-coded Credentials vulnerability in ABB ASPECT-Enterprise, ABB NEXUS Series, ABB MATRIX Series.This issue affects ASPECT-Enterprise: through 3.*; NEXUS Series: through 3.*; MATRIX Series: through 3.*.
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
Published CVE record published
Updated Record last modified
abb aspect-ent-2 firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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.
abb aspect-ent-256 firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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.
abb aspect-ent-96 firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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.
abb nexus-2128 firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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.
abb nexus-2128-a firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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.
abb nexus-2128-f firmware UPGRADE
Affected: <= 3.08.03
Fixed in: newer than 3.08.03
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-2024-51547?
aspect-ent-2 firmware: upgrade to newer than 3.08.03; aspect-ent-256 firmware: upgrade to newer than 3.08.03; aspect-ent-96 firmware: upgrade to newer than 3.08.03. Exact commands for each OS are on this page.
Is CVE-2024-51547 being exploited?
CVE-2024-51547 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-2024-51547 affect?
CVE-2024-51547 affects aspect-ent-2 firmware, aspect-ent-256 firmware, aspect-ent-96 firmware. Severity is critical (CVSS 9.8). Use of Hard-coded Credentials vulnerability in ABB ASPECT-Enterprise, ABB NEXUS Series, ABB MATRIX Series.This issue affects ASPECT-Enterprise: through 3.*; NEXUS Series: through 3.*; MATRIX Series: through 3.*.
How urgent is CVE-2024-51547?
Priority 52/100. Critical severity; Remotely exploitable, no login, no user action
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