CVE-2021-42987

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Eltima USB Network Gate is affected by Integer Overflow. IOCTL Handler 0x22001B in the USB Network Gate above 7.0.1370 below 9.2.2420 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-190

Affected software

No affected versions have been published.

Timeline

Published
Dec 7, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-429888.8Eltima USB Network Gate is affected by Buffer Overflow. IOCTL Handler 0x22001B in the USB Network Gate above 7.0.1370 below 9.2.2420 allow lCVE-2021-42997.5A vulnerability classified as problematic was found in cronvel string-kit up to 0.12.7. This vulnerability affects the function naturalSort CVE-2021-429908.8FlexiHub For Windows is affected by Buffer Overflow. IOCTL Handler 0x22001B in the FlexiHub For Windows above 2.0.4340 below 5.3.14268 allowCVE-2021-429938.8FlexiHub For Windows is affected by Integer Overflow. IOCTL Handler 0x22001B in the FlexiHub For Windows above 2.0.4340 below 5.3.14268 alloCVE-2021-429948.8Donglify is affected by Buffer Overflow. IOCTL Handler 0x22001B in the Donglify above 1.0.12309 below 1.7.14110 allow local attackers to exeCVE-2021-429968.8Donglify is affected by Integer Overflow. IOCTL Handler 0x22001B in the Donglify above 1.0.12309 below 1.7.14110 allow local attackers to exCVE-2021-43009.8A vulnerability has been found in ghostlander Halcyon and classified as critical. Affected by this vulnerability is the function CBlock::AddCVE-2021-430008.8Amzetta zPortal Windows zClient is affected by Buffer Overflow. IOCTL Handler 0x22001B in the Amzetta zPortal Windows zClient <= v3.2.8180.1CVE-2021-430028.8Amzetta zPortal DVM Tools is affected by Buffer Overflow. IOCTL Handler 0x22001B in the Amzetta zPortal DVM Tools <= v3.3.148.148 allow locaCVE-2021-430038.8Amzetta zPortal Windows zClient is affected by Integer Overflow. IOCTL Handler 0x22001B in the Amzetta zPortal Windows zClient <= v3.2.8180.CVE-2021-430068.8AmZetta Amzetta zPortal DVM Tools is affected by Integer Overflow. IOCTL Handler 0x22001B in the Amzetta zPortal DVM Tools <= v3.3.148.148 aCVE-2021-430087.5Improper Access Control in Adminer versions 1.12.0 to 4.6.2 (fixed in version 4.6.3) allows an attacker to achieve Arbitrary File Read on th
CVE-2021-42987: High severity, CVSS 8.8 | Vulnix