PT-2023-26864 · Insyde · Insydeh2O

Published 2023-11-01 · Updated 2024-09-06 · CVE-2023-39281

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions InsydeH2O versions 5.0 through 5.5

Description A stack buffer overflow vulnerability discovered in AsfSecureBootDxe allows attackers to run arbitrary code execution during the DXE phase.

Recommendations For versions 5.0 through 5.5, consider disabling the AsfSecureBootDxe module until a patch is available to prevent arbitrary code execution. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2023-39281

Affected Products

Insydeh2O

References · 6

• https://insyde.com/security-pledge/SA-2023054 · Vendor Advisory
• https://insyde.com/security-pledge · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-39281 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-39281 · Security Note
• https://twitter.com/binarly_io/status/1767634836733530179 · Twitter Post
• https://t.me/cibsecurity/73395 · Telegram Post