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CVE-2024-1890: Vulnerability whereby an attacker could send a malicious link to an authenticated operator, which could allow

33
Routine
MEDIUM 6.4UPGRADE

CVE-2024-1890 is a medium-severity flaw (CVSS 6.4) affecting sunny webbox firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability whereby an attacker could send a malicious link to an authenticated operator, which could allow remote attackers to perform a clickjacking attack on Sunny WebBox firmware version 1.6.1 and earlier.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score6.4 (Medium)
Attack vectorNetwork (remote)
Attack complexityHigh
Privileges neededNone
User interactionRequired
EPSS exploit chance0.5% (top 59%)
CISA exploited listNo
WeaknessCWE-1021
Published2024-02-26
Last modified2026-06-17
Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: sma

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

sma sunny webbox firmware UPGRADE
Affected: <= 1.61
Fixed in: newer than 1.61
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 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-2024-1890?

sunny webbox firmware: upgrade to newer than 1.61. Exact commands for each OS are on this page.

Is CVE-2024-1890 being exploited?

CVE-2024-1890 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-2024-1890 affect?

CVE-2024-1890 affects sunny webbox firmware. Severity is medium (CVSS 6.4). Vulnerability whereby an attacker could send a malicious link to an authenticated operator, which could allow remote attackers to perform a clickjacking attack on Sunny WebBox firmware version 1.6.1 and earlier.

How urgent is CVE-2024-1890?

Priority 33/100. No elevated risk signals yet.

References

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