How severe is CVE-2017-10857?

CVE-2017-10857 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 none, integrity low, and availability none.

Is CVE-2017-10857 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-10857?

CVE-2017-10857 primarily affects Cybozu Office. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-10857?

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

When was CVE-2017-10857 published?

CVE-2017-10857 was published on 2017-10-12 and last updated on 2026-06-17.

CVE-2017-10857

CVE-2017-10857 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. The underlying weakness is classified as CWE-269.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Cybozu Office
Published: 2017-10-12
Last modified: 2026-06-17

Description

Cybozu Office 10.0.0 to 10.6.1 allows authenticated attackers to bypass access restriction to perform arbitrary actions via "Cabinet" function.

Frequently asked questions

What is CVE-2017-10857?: Cybozu Office 10.0.0 to 10.6.1 allows authenticated attackers to bypass access restriction to perform arbitrary actions via "Cabinet" function.
How severe is CVE-2017-10857?: CVE-2017-10857 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 none, integrity low, and availability none.
Is CVE-2017-10857 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-10857?: CVE-2017-10857 primarily affects Cybozu Office. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-10857?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-10857 published?: CVE-2017-10857 was published on 2017-10-12 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:a:cybozu:office:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.4.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.5.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.6.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.6.1:*:*:*:*:*:*:*

More vulnerabilities in Cybozu Office

CVE-2014-5314 — Critical (CVSS 9.0): Buffer overflow in Cybozu Office 9 and 10 before 10.1.0, Mailwise 4 and 5 before 5.1.4, and Dezie 8 before 8.1.1 allows…
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CVE-2015-8483 — High (CVSS 7.4): Open redirect vulnerability in Cybozu Office 10.2.0 through 10.3.0 allows remote attackers to redirect users to…
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