How severe is CVE-2016-1220?

CVE-2016-1220 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-1220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1220?

CVE-2016-1220 affects Cybozu Garoon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-1220?

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

When was CVE-2016-1220 published?

CVE-2016-1220 was published on 2017-04-20 and last updated on 2026-06-17.

CVE-2016-1220

CVE-2016-1220 is a medium-severity vulnerability in Cybozu Garoon with a CVSS 3.x base score of 4.3. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Cybozu Garoon
Published: 2017-04-20
Last modified: 2026-06-17

Description

Cybozu Garoon before 4.2.2 does not properly restrict access.

Frequently asked questions

What is CVE-2016-1220?: Cybozu Garoon before 4.2.2 does not properly restrict access.
How severe is CVE-2016-1220?: CVE-2016-1220 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-1220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1220?: CVE-2016-1220 affects Cybozu Garoon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1220?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-1220 published?: CVE-2016-1220 was published on 2017-04-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cybozu:garoon:*:*:*:*:*:*:*:*

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