How severe is CVE-2024-52324?

CVE-2024-52324 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-52324 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-52324?

CVE-2024-52324 affects Ruijienetworks Reyee Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-52324?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-52324 have an EU (EUVD) identifier?

Yes. CVE-2024-52324 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46121.

When was CVE-2024-52324 published?

CVE-2024-52324 was published on 2024-12-06 and last updated on 2026-06-17.

CVE-2024-52324

CVE-2024-52324 is a critical-severity vulnerability in Ruijienetworks Reyee Os with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-242.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.2
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-46121
Weakness: CWE-242
Affected product: Ruijienetworks Reyee Os
Published: 2024-12-06
Last modified: 2026-06-17

Description

Ruijie Reyee OS versions 2.206.x up to but not including 2.320.x uses an inherently dangerous function which could allow an attacker to send a malicious MQTT message resulting in devices executing arbitrary OS commands.

Frequently asked questions

What is CVE-2024-52324?: Ruijie Reyee OS versions 2.206.x up to but not including 2.320.x uses an inherently dangerous function which could allow an attacker to send a malicious MQTT message resulting in devices executing arbitrary OS commands.
How severe is CVE-2024-52324?: CVE-2024-52324 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-52324 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-52324?: CVE-2024-52324 affects Ruijienetworks Reyee Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-52324?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-52324 have an EU (EUVD) identifier?: Yes. CVE-2024-52324 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46121.
When was CVE-2024-52324 published?: CVE-2024-52324 was published on 2024-12-06 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-24-338-01

Affected products (1)

cpe:2.3:o:ruijienetworks:reyee_os:*:*:*:*:*:*:*:*

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