How severe is CVE-2014-5314?

CVE-2014-5314 has a CVSS 2.0 base score of 9.0, rated critical severity.

Is CVE-2014-5314 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-5314?

CVE-2014-5314 primarily affects Cybozu Office. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-5314?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2014-5314 published?

CVE-2014-5314 was published on 2014-11-24 and last updated on 2026-06-17.

CVE-2014-5314

CVE-2014-5314 is a critical-severity vulnerability in Cybozu Office with a CVSS 2.0 base score of 9.0. 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-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.0)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Cybozu Office
Published: 2014-11-24
Last modified: 2026-06-17

Description

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 remote authenticated users to execute arbitrary code via e-mail messages.

Frequently asked questions

What is CVE-2014-5314?: 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 remote authenticated users to execute arbitrary code via e-mail messages.
How severe is CVE-2014-5314?: CVE-2014-5314 has a CVSS 2.0 base score of 9.0, rated critical severity.
Is CVE-2014-5314 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-5314?: CVE-2014-5314 primarily affects Cybozu Office. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-5314?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2014-5314 published?: CVE-2014-5314 was published on 2014-11-24 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:cybozu:office:*:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:dezie:*:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:mailwise:*:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:mailwise:4.0:*:*:*:*:*:*:*

More vulnerabilities in Cybozu Office

CVE-2016-1151 — High (CVSS 8.8): Multiple cross-site request forgery (CSRF) vulnerabilities in Cybozu Office 9.9.0 through 10.3.0 allow remote attackers…
CVE-2018-0704 — High (CVSS 7.5): Directory traversal vulnerability in Cybozu Office 10.0.0 to 10.8.1 allows remote attackers to delete arbitrary files…
CVE-2018-0703 — High (CVSS 7.5): Directory traversal vulnerability in Cybozu Office 10.0.0 to 10.8.1 allows remote attackers to delete arbitrary files…
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…
CVE-2024-39817 — Medium (CVSS 6.5): Insertion of sensitive information into sent data issue exists in Cybozu Office 10.0.0 to 10.8.6, which may allow a…
CVE-2022-32453 — Medium (CVSS 6.5): HTTP header injection vulnerability in Cybozu Office 10.0.0 to 10.8.5 may allow a remote attacker to obtain and/or…

All CVEs affecting Cybozu Office →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…
CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →