CVE-2023-53879

NVClient 5.0 Stack Buffer Overflow Vulnerability via User Configuration

Published Dec 15, 2025 CVSS 4.0 · 6.7 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
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'}

cvssV4_0

{'score': 6.7, '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'}

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'}

Type Values Removed Values Added
Metrics ssvc

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

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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 12, 2026, 8:46 PM
Reserved
Dec 13, 2025, 2:25 PM
Status
Analyzed
Published
Dec 15, 2025, 9:15 PM
Modified
Jun 17, 2026, 6:46 AM