PT-2022-23373 · Insyde · Insydeh2O

Published 2022-09-28 · Updated 2023-08-08 · CVE-2022-36448

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

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

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

Description An issue was discovered in the Software SMI handler in the PnpSmm driver, which leads to an SMM memory corruption.

Recommendations For versions 5.0 through 5.5, consider disabling the PnpSmm driver as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2022-36448

Affected Products

Insydeh2O

References · 6

• 🔥 https://binarly.io/advisories/BRLY-2022-023/index.html · Exploit
• https://insyde.com/security-pledge/SA-2022032 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-36448 · Security Note
• https://osv.dev/vulnerability/CVE-2022-36448 · Vendor Advisory
• https://insyde.com/security-pledge · Vendor Advisory
• https://t.me/cibsecurity/50605 · Telegram Post