How severe is CVE-2023-38950?

CVE-2023-38950 has a CVSS score of 7.5/10, rated HIGH. Immediate patching is strongly recommended.

Which packages are affected by CVE-2023-38950?

Affected package information for CVE-2023-38950 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2023-38950?

No fixed version has been published for CVE-2023-38950 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2023-38950 actively exploited in the wild?

No public exploit code has been indexed for CVE-2023-38950 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2023-38950?

CVE-2023-38950 has an EPSS (Exploit Prediction Scoring System) score of 82.2%, placing it in the 99th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2023-38950 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2023-38950 (ZKTeco BioTime Path Traversal Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2025-05-19. CISA required all US federal civilian agencies to remediate this vulnerability by 2025-06-09. The required action was: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

What type of vulnerability is CVE-2023-38950?

CVE-2023-38950 is classified as Path Traversal (CWE-22). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation. This is a high-impact weakness class that often enables remote code execution or data exposure.

Which products and versions are affected by CVE-2023-38950?

CVE-2023-38950 affects zkteco biotime. Check the affected-products list on this page against your deployed version to confirm exposure.

Is there exploit tooling available for CVE-2023-38950?

A Nuclei detection template exists for CVE-2023-38950, meaning automated scanners can fingerprint it. Public exploit tooling significantly increases real-world risk — prioritize patching and ensure detection coverage. Exploit tooling should only ever be used in isolated, authorized testing environments.

When was CVE-2023-38950 published, and has it been updated?

CVE-2023-38950 was published on August 3, 2023 and was last updated on November 7, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2025-05-19 — agencies required to remediate by 2025-06-09

CVE-2023-38950

HIGH

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…

Published

Aug 3, 2023

Updated

Nov 7, 2025

Affected

0 pkgs

Patched

None yet

Exploits

None indexed

EPSS Exploitation Probability

via FIRST.org ↗

82.2%probability of exploitation in next 30 days

Very High Risk99th percentile-1.24%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

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.

Affected Products

1 product · 1 configurations

Application

biotimezkteco

< 9.0.1

range

Frequently Asked Questions

O3 Security · Impact-Aware SCA

Is CVE-2023-38950 in your stack?

O3 detects CVE-2023-38950 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

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