How severe is CVE-2024-21786?

CVE-2024-21786 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-21786 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-21786?

CVE-2024-21786 affects Mc-technologies Mc Lr Router Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-21786?

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

Does CVE-2024-21786 have an EU (EUVD) identifier?

Yes. CVE-2024-21786 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19400.

When was CVE-2024-21786 published?

CVE-2024-21786 was published on 2024-11-21 and last updated on 2026-06-17.

CVE-2024-21786

CVE-2024-21786 is a high-severity vulnerability in Mc-technologies Mc Lr Router Firmware with a CVSS 3.x base score of 7.2. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19400
Weakness: CWE-78
Affected product: Mc-technologies Mc Lr Router Firmware
Published: 2024-11-21
Last modified: 2026-06-17

Description

An OS command injection vulnerability exists in the web interface configuration upload functionality of MC Technologies MC LR Router 2.10.5. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2024-21786?: An OS command injection vulnerability exists in the web interface configuration upload functionality of MC Technologies MC LR Router 2.10.5. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2024-21786?: CVE-2024-21786 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-21786 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-21786?: CVE-2024-21786 affects Mc-technologies Mc Lr Router Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-21786?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-21786 have an EU (EUVD) identifier?: Yes. CVE-2024-21786 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19400.
When was CVE-2024-21786 published?: CVE-2024-21786 was published on 2024-11-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:mc-technologies:mc_lr_router_firmware:2.10.5:*:*:*:*:*:*:*

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