How severe is CVE-2018-5347?

CVE-2018-5347 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-2018-5347 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 54% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5347?

CVE-2018-5347 affects Seagate Personal Cloud Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5347?

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.

When was CVE-2018-5347 published?

CVE-2018-5347 was published on 2018-01-12 and last updated on 2026-06-17.

CVE-2018-5347

CVE-2018-5347 is a critical-severity vulnerability in Seagate Personal Cloud Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 54% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 54% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Seagate Personal Cloud Firmware
Published: 2018-01-12
Last modified: 2026-06-17

Description

Seagate Media Server in Seagate Personal Cloud has unauthenticated command injection in the uploadTelemetry and getLogs functions in views.py because .psp URLs are handled by the fastcgi.server component and shell metacharacters are mishandled.

Frequently asked questions

What is CVE-2018-5347?: Seagate Media Server in Seagate Personal Cloud has unauthenticated command injection in the uploadTelemetry and getLogs functions in views.py because .psp URLs are handled by the fastcgi.server component and shell metacharacters are mishandled.
How severe is CVE-2018-5347?: CVE-2018-5347 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-2018-5347 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 54% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5347?: CVE-2018-5347 affects Seagate Personal Cloud Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5347?: 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.
When was CVE-2018-5347 published?: CVE-2018-5347 was published on 2018-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:seagate:personal_cloud_firmware:-:*:*:*:*:*:*:*

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