CVE-2024-51550: Data Validation / Data Sanitization vulnerabilities in Linux allows unvalidated and unsanitized data to be in

Q: How do I fix CVE-2024-51550?

aspect-ent-12 firmware: upgrade to 3.08.03; aspect-ent-2 firmware: upgrade to 3.08.03; aspect-ent-256 firmware: upgrade to 3.08.03. Exact commands for each OS are on this page.

Q: Is CVE-2024-51550 being exploited?

CVE-2024-51550 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-51550 affect?

CVE-2024-51550 affects aspect-ent-12 firmware, aspect-ent-2 firmware, aspect-ent-256 firmware. Severity is critical (CVSS 10.0). Data Validation / Data Sanitization vulnerabilities in Linux allows unvalidated and unsanitized data to be injected in an Aspect device. Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; MATRIX Series v3.08.0

Q: How urgent is CVE-2024-51550?

Priority 73/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action; On your watchlist

This week

CRITICAL 10.0REMOTEWATCHLISTUPGRADEUPGRADEUPGRADE

CVE-2024-51550 is a critical-severity flaw (CVSS 10.0) affecting aspect-ent-12 firmware, aspect-ent-2 firmware, aspect-ent-256 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Data Validation / Data Sanitization vulnerabilities in Linux allows unvalidated and unsanitized data to be injected in an Aspect device. Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; MATRIX Series v3.08.02

Why this priority

Critical severity
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Weakness	CWE-1287
Published	2024-12-05
Last modified	2026-06-17

Publisher (CNA): Asea Brown Boveri Ltd. (ABB) · Vendor: abb

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

Am I affected?

Timeline

2024-12-05 13:15 UTCPublished CVE record published
2026-06-17 08:05 UTCUpdated Record last modified

abb aspect-ent-12 firmware UPGRADE

Affected: < 3.08.03

Fixed in: 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-2 firmware UPGRADE

Affected: < 3.08.03

Fixed in: 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: 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: 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: 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: 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.

Exact fixes by distribution

Fedora 46 · byobu · FIXED · 7.23-1.fc46 · FEDORA-2026-08f2b53446 · source

sudo dnf upgrade --advisory=FEDORA-2026-08f2b53446

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: ABB Cylon Aspect 3.08.02 (bbmdUpdate.php) - Remote Code Execution

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-2024-51550?

aspect-ent-12 firmware: upgrade to 3.08.03; aspect-ent-2 firmware: upgrade to 3.08.03; aspect-ent-256 firmware: upgrade to 3.08.03. Exact commands for each OS are on this page.

Is CVE-2024-51550 being exploited?

CVE-2024-51550 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-2024-51550 affect?

CVE-2024-51550 affects aspect-ent-12 firmware, aspect-ent-2 firmware, aspect-ent-256 firmware. Severity is critical (CVSS 10.0). Data Validation / Data Sanitization vulnerabilities in Linux allows unvalidated and unsanitized data to be injected in an Aspect device. Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; MATRIX Series v3.08.0

How urgent is CVE-2024-51550?

Priority 73/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action; On your watchlist

Software pages

ABB vulnerabilities

Related CVEs

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References

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