VYPR
Unrated severityNVD Advisory· Published Sep 4, 2023· Updated Aug 2, 2024

Insecure direct object reference in ZKTeco ZEM800

CVE-2023-4587

Description

Insecure direct object reference in ZKTeco ZEM800 (v6.60) allows local network attacker to obtain user backup and device config files.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Insecure direct object reference in ZKTeco ZEM800 (v6.60) allows local network attacker to obtain user backup and device config files.

Vulnerability

An IDOR vulnerability (CWE-639) has been found in ZKTeco ZEM800 firmware version 6.60, as reported in [1]. The bug allows an attacker to access registered user backup files and device configuration files without proper authorization. The product is at the end of its life cycle.

Exploitation

An attacker with local network access (adjacent network) or through a VPN server can exploit this vulnerability without authentication or user interaction [1]. By sending crafted requests, the attacker can directly access the files.

Impact

Successful exploitation leads to disclosure of sensitive user data and device configuration, compromising confidentiality and integrity. The CVSS v3.1 base score is 8.3, indicating high impact on confidentiality and integrity, with low impact on availability [1].

Mitigation

The vendor has released an updated firmware version; it is recommended to upgrade to the latest available version [1]. As the product is end-of-life, no further patches are expected. No workarounds have been provided.

AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

2
  • Zkteco/ZEM800llm-create
    Range: =6.60
  • ZKTeco/ZEM800v5
    Range: 6.60

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

1

News mentions

0

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