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CVE-2023-38950

ZKTeco BioTime Path Traversal

7.5 HIGHActively exploited (CISA KEV)Public exploitEPSS 92.5%
  1. Published3 Aug 2023
  2. Added to CISA KEV19 May 2025
  3. Remediation due9 Jun 2025
Actively exploited (CISA KEV)

ZKTeco BioTime contains a path traversal vulnerability in the iclock API that allows an unauthenticated attacker to read arbitrary files via supplying a crafted payload.

Added to KEV: 19 May 2025Federal remediation due: 9 Jun 2025

Description

A path traversal vulnerability in the iclock API of ZKTeco BioTime v8.5.5 allows unauthenticated attackers to read arbitrary files via supplying a crafted payload. This vulnerability was fixed in version 9.0.120240617.19506 of ZKBioTime.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Zkteco Biotime< 9.0.1

Remediation

Fixed in
Zkteco Biotime≥ 9.0.1

References

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Frequently asked

Is CVE-2023-38950 being actively exploited?

Yes. CVE-2023-38950 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 19 May 2025.

How severe is CVE-2023-38950?

CVE-2023-38950 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 92.5% probability of exploitation.

Which products are affected by CVE-2023-38950?

Affected products include Zkteco Biotime.

How do I fix CVE-2023-38950?

Upgrade affected software to a fixed version, for example Zkteco Biotime 9.0.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-38950 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.