How severe is CVE-2018-16170?

CVE-2018-16170 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-16170 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16170?

CVE-2018-16170 affects Cybozu Remote Service Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16170?

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.

When was CVE-2018-16170 published?

CVE-2018-16170 was published on 2019-01-09 and last updated on 2026-06-17.

CVE-2018-16170

CVE-2018-16170 is a high-severity vulnerability in Cybozu Remote Service Manager with a CVSS 3.x base score of 8.1. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Cybozu Remote Service Manager
Published: 2019-01-09
Last modified: 2026-06-17

Description

Directory traversal vulnerability in Cybozu Remote Service 3.0.0 to 3.1.8 for Windows allows remote authenticated attackers to read arbitrary files via unspecified vectors.

Frequently asked questions

What is CVE-2018-16170?: Directory traversal vulnerability in Cybozu Remote Service 3.0.0 to 3.1.8 for Windows allows remote authenticated attackers to read arbitrary files via unspecified vectors.
How severe is CVE-2018-16170?: CVE-2018-16170 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-16170 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16170?: CVE-2018-16170 affects Cybozu Remote Service Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16170?: 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.
When was CVE-2018-16170 published?: CVE-2018-16170 was published on 2019-01-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cybozu:remote_service_manager:*:*:*:*:*:*:*:*

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