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Description

A 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.

PUBLISHED Reserved 2026-04-26 | Published 2026-05-04 | Updated 2026-05-05 | Assigner GV




CRITICAL: 9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Problem types

CWE-787 Out-of-bounds write

Product status

Default status
unaffected

20.0.2
affected

21.0.0
unaffected

Timeline

2026-02-17:Initial Vendor Contact

Credits

Philippe Laulheret of Cisco Talos. finder

Kelly Patterson of Cisco Talos. remediation reviewer

Martin Zeiser of Cisco Talos. coordinator

References

www.geovision.com.tw/cyber_security.php vendor-advisory

talosintelligence.com/vulnerability_reports/ third-party-advisory

cve.org (CVE-2026-42370)

nvd.nist.gov (CVE-2026-42370)

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