How severe is CVE-2018-13351?

CVE-2018-13351 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-13351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-13351?

CVE-2018-13351 affects Terra-master Terramaster Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-13351?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-13351 published?

CVE-2018-13351 was published on 2018-11-27 and last updated on 2026-06-17.

CVE-2018-13351

CVE-2018-13351 is a medium-severity vulnerability in Terra-master Terramaster Operating System with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Terra-master Terramaster Operating System
Published: 2018-11-27
Last modified: 2026-06-17

Description

Cross-site scripting in Control Panel in TerraMaster TOS version 3.1.03 allows attackers to execute JavaScript via the edit password form.

Frequently asked questions

What is CVE-2018-13351?: Cross-site scripting in Control Panel in TerraMaster TOS version 3.1.03 allows attackers to execute JavaScript via the edit password form.
How severe is CVE-2018-13351?: CVE-2018-13351 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-13351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13351?: CVE-2018-13351 affects Terra-master Terramaster Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-13351 published?: CVE-2018-13351 was published on 2018-11-27 and last updated on 2026-06-17.

References

https://blog.securityevaluators.com/vulnerabilities-in-terramaster-tos-3-1-03-fb99cf88b86a

Affected products (1)

cpe:2.3:o:terra-master:terramaster_operating_system:3.1.03:*:*:*:*:*:*:*

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