PT-2023-12225 · Insyde · Insyde H2Offt

Published 2023-09-07 · Updated 2023-09-13 · CVE-2021-33834

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions Insyde H2OFFT version 6.20.00

Description An issue was discovered in the handling of IOCTL 0x22229a, where the input used to allocate a buffer and copy memory is mishandled. This could cause memory corruption or a system crash.

Recommendations For Insyde H2OFFT version 6.20.00, consider disabling the handling of IOCTL 0x22229a until a patch is available to prevent potential memory corruption or system crashes. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-33834

Affected Products

Insyde H2Offt

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-33834 · Security Note
• https://insyde.com/security-pledge/SA-2021004 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-33834 · Vendor Advisory
• https://insyde.com/security-pledge · Note
• https://t.me/cibsecurity/70133 · Telegram Post
• https://t.me/cvenotify/57795 · Telegram Post
• https://twitter.com/CVEnew/status/1699971214620414042 · Twitter Post