GeoVision GV-VMS V20 WebCam Server Login stack overflow vulnerability

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Summary

CVECVE-2026-42370
StatePUBLISHED
AssignerGV
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-04 01:16:04 UTC
Updated2026-05-04 01:16:04 UTC
DescriptionA stack overflow vulnerability exists in the WebCam Server Login functionality of GeoVision GV-VMS V20 20.0.2. A specially crafted HTTP request can lead to an arbitrary code execution. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.

Risk And Classification

Primary CVSS: v3.1 9 CRITICAL from 0df08a0e-a200-4957-9bb0-084f562506f9

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-787 | CWE-787 CWE-787 Out-of-bounds write

VersionSourceTypeScoreSeverityVector
3.10df08a0e-a200-4957-9bb0-084f562506f9Secondary9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GeoVision Inc. GV-VMS V20.0.2 affected 20.0.2 Windows
CNA GeoVision Inc. GV-VMS V20.0.2 unaffected 21.0.0 Windows

References

ReferenceSourceLinkTags
talosintelligence.com/vulnerability_reports 0df08a0e-a200-4957-9bb0-084f562506f9 talosintelligence.com
www.geovision.com.tw/cyber_security.php 0df08a0e-a200-4957-9bb0-084f562506f9 www.geovision.com.tw
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Philippe Laulheret of Cisco Talos. (en)

CNA: Kelly Patterson of Cisco Talos. (en)

CNA: Martin Zeiser of Cisco Talos. (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-02-17T01:38:00.000ZInitial Vendor Contact

Solutions

CNA: GeoVision GV-VMS version V21.0.0 has patched the reported vulnerability.  User is recommended to download the update from GeoVision's offical website (https://www.geovision.com.tw/download/product/GV-VMS%20V20) or contact GeoVision Support team

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