How severe is CVE-2020-3933?

CVE-2020-3933 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-2020-3933 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3933?

CVE-2020-3933 primarily affects Secom Dr.id Access Control. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3933?

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

When was CVE-2020-3933 published?

CVE-2020-3933 was published on 2020-02-11 and last updated on 2026-06-17.

CVE-2020-3933

CVE-2020-3933 is a medium-severity vulnerability in Secom Dr.id Access Control 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.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Secom Dr.id Access Control
Published: 2020-02-11
Last modified: 2026-06-17

Description

TAIWAN SECOM CO., LTD., a Door Access Control and Personnel Attendance Management system, allows attackers to enumerate and exam user account in the system.

Frequently asked questions

What is CVE-2020-3933?: TAIWAN SECOM CO., LTD., a Door Access Control and Personnel Attendance Management system, allows attackers to enumerate and exam user account in the system.
How severe is CVE-2020-3933?: CVE-2020-3933 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-2020-3933 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3933?: CVE-2020-3933 primarily affects Secom Dr.id Access Control. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3933?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-3933 published?: CVE-2020-3933 was published on 2020-02-11 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:secom:dr.id_access_control:*:*:*:*:*:*:*:*
cpe:2.3:a:secom:dr.id_attendance_system:*:*:*:*:*:*:*:*

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