How severe is CVE-2022-33311?

CVE-2022-33311 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-2022-33311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33311?

CVE-2022-33311 affects Cybozu Office. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-33311?

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

When was CVE-2022-33311 published?

CVE-2022-33311 was published on 2022-08-18 and last updated on 2026-06-17.

CVE-2022-33311

CVE-2022-33311 is a medium-severity vulnerability in Cybozu Office 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.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cybozu Office
Published: 2022-08-18
Last modified: 2026-06-17

Description

Browse restriction bypass vulnerability in Address Book of Cybozu Office 10.0.0 to 10.8.5 allows a remote authenticated attacker to obtain the data of Address Book via unspecified vectors.

Frequently asked questions

What is CVE-2022-33311?: Browse restriction bypass vulnerability in Address Book of Cybozu Office 10.0.0 to 10.8.5 allows a remote authenticated attacker to obtain the data of Address Book via unspecified vectors.
How severe is CVE-2022-33311?: CVE-2022-33311 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-2022-33311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33311?: CVE-2022-33311 affects Cybozu Office. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-33311?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-33311 published?: CVE-2022-33311 was published on 2022-08-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cybozu:office:*:*:*:*:*:*:*:*

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