How severe is CVE-2016-1223?

CVE-2016-1223 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-1223 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1223?

CVE-2016-1223 primarily affects Trendmicro Officescan. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-1223?

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

When was CVE-2016-1223 published?

CVE-2016-1223 was published on 2016-06-19 and last updated on 2026-06-17.

CVE-2016-1223

CVE-2016-1223 is a medium-severity vulnerability in Trendmicro Officescan with a CVSS 3.x base score of 5.3. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 4% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Trendmicro Officescan
Published: 2016-06-19
Last modified: 2026-06-17

Description

Directory traversal vulnerability in Trend Micro Office Scan 11.0, Worry-Free Business Security Service 5.x, and Worry-Free Business Security 9.0 allows remote attackers to read arbitrary files via unspecified vectors.

Frequently asked questions

What is CVE-2016-1223?: Directory traversal vulnerability in Trend Micro Office Scan 11.0, Worry-Free Business Security Service 5.x, and Worry-Free Business Security 9.0 allows remote attackers to read arbitrary files via unspecified vectors.
How severe is CVE-2016-1223?: CVE-2016-1223 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-1223 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1223?: CVE-2016-1223 primarily affects Trendmicro Officescan. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-1223?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-1223 published?: CVE-2016-1223 was published on 2016-06-19 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:trendmicro:officescan:11.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security:9.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security_services:5.0:*:*:*:*:*:*:*

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