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CVE-2021-33834

nvd nist
Published: Sep 8, 2023Modified: Nov 21, 2024

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7.1
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Exploitability: 1.8 / Impact: 5.2
Source: NVD

Description

An issue was discovered in iscflashx64.sys 3.9.3.0 in Insyde H2OFFT 6.20.00. When handling IOCTL 0x22229a, the input used to allocate a buffer and copy memory is mishandled. This could cause memory corruption or a system crash.

Affected (2)

Insyde
2 products
H2offt
Iscflashx64.sys
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
H2offt
Version 6.20.00
Iscflashx64.sys
Version 3.9.3.0

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

Source: cve@mitre.org
Not Applicable
Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.