CVE-2024-1889: Cross-Site Request Forgery vulnerability in SMA Cluster Controller, affecting version 01.05.01.R

Routine

HIGH 8.8MITIGATEMITIGATE

CVE-2024-1889 is a high-severity flaw (CVSS 8.8) affecting clcon-10 firmware, clcon-s-10 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-Site Request Forgery vulnerability in SMA Cluster Controller, affecting version 01.05.01.R. This vulnerability could allow an attacker to send a malicious link to an authenticated user to perform actions with these user permissions on the affected device.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-352
Published	2024-02-26
Last modified	2026-06-17

Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: sma

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

Am I affected?

Timeline

2024-02-26 16:27 UTCPublished CVE record published
2026-06-17 07:05 UTCUpdated Record last modified

sma clcon-10 firmware MITIGATE

Affected: 01.05.01.r

Fixed in: no fixed release known

Safe to downgrade to: a release before 01.05.01.r

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.

sma clcon-s-10 firmware MITIGATE

Affected: 01.05.01.r

Fixed in: no fixed release known

Safe to downgrade to: a release before 01.05.01.r

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-2024-1889?

clcon-10 firmware: mitigate or apply the listed mitigation; clcon-s-10 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-1889 being exploited?

CVE-2024-1889 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-2024-1889 affect?

CVE-2024-1889 affects clcon-10 firmware, clcon-s-10 firmware. Severity is high (CVSS 8.8). Cross-Site Request Forgery vulnerability in SMA Cluster Controller, affecting version 01.05.01.R. This vulnerability could allow an attacker to send a malicious link to an authenticated user to perform actions with these user permissions on

How urgent is CVE-2024-1889?

Priority 37/100. High severity

References

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