How severe is CVE-2024-39351?

CVE-2024-39351 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-2024-39351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39351?

CVE-2024-39351 primarily affects Synology Bc500 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-39351?

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-2024-39351 have an EU (EUVD) identifier?

Yes. CVE-2024-39351 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37914.

When was CVE-2024-39351 published?

CVE-2024-39351 was published on 2024-06-28 and last updated on 2026-06-17.

CVE-2024-39351

CVE-2024-39351 is a high-severity vulnerability in Synology Bc500 Firmware with a CVSS 3.x base score of 7.2. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37914
Weakness: CWE-78
Affected product: Synology Bc500 Firmware
Published: 2024-06-28
Last modified: 2026-06-17

Description

A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injection') is found in the NTP configuration. This allows remote authenticated users with administrator privileges to execute arbitrary commands via unspecified vectors. The following models with Synology Camera Firmware versions before 1.0.7-0298 may be affected: BC500 and TC500.

Frequently asked questions

What is CVE-2024-39351?: A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injection') is found in the NTP configuration. This allows remote authenticated users with administrator privileges to execute arbitrary commands via unspecified vectors. The following models with Synology Camera Firmware versions before 1.0.7-0298 may be affected: BC500 and TC500.
How severe is CVE-2024-39351?: CVE-2024-39351 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-2024-39351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39351?: CVE-2024-39351 primarily affects Synology Bc500 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-39351?: 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-2024-39351 have an EU (EUVD) identifier?: Yes. CVE-2024-39351 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37914.
When was CVE-2024-39351 published?: CVE-2024-39351 was published on 2024-06-28 and last updated on 2026-06-17.

References

https://www.synology.com/en-global/security/advisory/Synology_SA_23_15

Affected products (2)

cpe:2.3:o:synology:bc500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:synology:tc500_firmware:*:*:*:*:*:*:*:*

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