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CVE Record

CVE-2023-38956: A path traversal vulnerability in ZKTeco BioAccess IVS v3.3.1 allows unauthenticated attackers to read arbi...

A path traversal vulnerability in ZKTeco BioAccess IVS v3.3.1 allows unauthenticated attackers to read arbitrary files via supplying a crafted payload.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2023-38956 is an unauthenticated path traversal issue in ZKTeco BioAccess IVS v3.3.1. The public description says an attacker can read arbitrary files by sending crafted input. That can expose sensitive configuration, credentials, or personal data depending on what the application can access.

Executive priority

Prioritize discovery and containment. Unauthenticated arbitrary file read can support credential theft, privacy exposure, and follow-on compromise, but current sources do not confirm active exploitation or a vendor patch path.

Technical view

The CVE describes path traversal leading to arbitrary file read without authentication in ZKTeco BioAccess IVS v3.3.1. The source bundle provides no CVSS score, CWE mapping, CPEs, patch version, or detailed attack surface. Treat technical validation as product/version confirmation plus vendor-guidance review, not exploit reproduction.

Likely exposure

Exposure is most likely in organizations running ZKTeco BioAccess IVS v3.3.1, especially where its management or application interface is reachable by untrusted networks. The provided affected-product metadata is incomplete, so asset inventory confirmation is required.

Exploitation context

The source bundle does not show CISA KEV listing or cited active exploitation. Public sources state unauthenticated arbitrary file read is possible, but do not provide exploit prevalence, exploitation telemetry, or a confirmed fixed version.

Researcher notes

The evidence is sparse: no CVSS, CWE, CPE, or fix is included in the source bundle. The title and description identify ZKTeco BioAccess IVS v3.3.1, while structured affected metadata is listed as n/a. Avoid claiming broader product impact without vendor confirmation.

Mitigation direction

  • Identify any ZKTeco BioAccess IVS v3.3.1 deployments.
  • Check ZKTeco and Claroty guidance for fixed versions or workarounds.
  • Restrict access to trusted administrative networks only.
  • Remove public exposure of BioAccess IVS interfaces where possible.
  • Review application and proxy logs for suspicious traversal patterns.

Validation and detection

  • Inventory BioAccess IVS instances and record exact versions.
  • Confirm whether any instance is reachable from untrusted networks.
  • Review CVE and Claroty references for updated remediation details.
  • Check whether sensitive files are readable by the application account.
  • Document compensating controls if no vendor fix is confirmed.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2023-38956 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
3Timeline events
2ADP providers
2Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: yesTechnical Impact: partial

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CVECVE Program Container
CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.