NVClient 5.0 contains a stack buffer overflow vulnerability in the user configuration contact field that allows attackers to crash the application. Attackers can overwrite 846 bytes of memory by pasting a crafted payload into the contact box, causing a denial of service condition.

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00017.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
neonguvenlik NVClient affected
Version Status Constraints
5.0 affected —

Configuration 1 [-]

cpe:2.3:a:eyemaxsystems:nvclient:5.0:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors Products
Eyemaxsystems Subscribe
Nvclient Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://download.eyemaxdvr.com/DVST%20ST%20SERIES/CMS/Video%20Surveillance%20Management%20Software(V5.0).pdf cve-icon cve-icon cve-icon
https://www.exploit-db.com/exploits/51700 cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/nvclient-stack-buffer-overflow-vulnerability-via-user-configuration cve-icon cve-icon
History

Thu, 18 Dec 2025 22:45:00 +0000

Type Values Removed Values Added
First Time appeared Eyemaxsystems
Eyemaxsystems nvclient
Weaknesses CWE-787
CPEs cpe:2.3:a:eyemaxsystems:nvclient:5.0:*:*:*:*:*:*:*
Vendors & Products Eyemaxsystems
Eyemaxsystems nvclient
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Mon, 15 Dec 2025 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 15 Dec 2025 20:45:00 +0000

Type Values Removed Values Added
Description NVClient 5.0 contains a stack buffer overflow vulnerability in the user configuration contact field that allows attackers to crash the application. Attackers can overwrite 846 bytes of memory by pasting a crafted payload into the contact box, causing a denial of service condition.
Title NVClient 5.0 Stack Buffer Overflow Vulnerability via User Configuration
Weaknesses CWE-121
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2025-12-15T21:45:58.910Z

Reserved: 2025-12-13T14:25:04.999Z

Link: CVE-2023-53879

cve-icon Vulnrichment

Updated: 2025-12-15T21:36:49.152Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-15T21:15:50.700

Modified: 2025-12-18T22:36:50.590

Link: CVE-2023-53879

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses