PT-2022-2608 · Insyde · Insydeh2O

Published 2022-02-01 · Updated 2022-03-09 · CVE-2022-24030

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions InsydeH2O versions 5.1 through 5.5

Description An issue was discovered in AhciBusDxe that allows an attacker to write fixed or predictable data to SMRAM, potentially leading to escalating privileges to SMM. This is related to an SMM memory corruption vulnerability. Exploiting this issue could allow an attacker to gain elevated privileges.

Recommendations For versions 5.1 through 5.5, consider disabling the AhciBusDxe driver as a temporary workaround until a patch is available. Restrict access to SMRAM to minimize the risk of exploitation. 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

BDU:2022-03066

CVE-2022-24030

Affected Products

Insydeh2O

References · 11

• https://osv.dev/vulnerability/CVE-2022-24030 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-24030 · Security Note
• https://insyde.com/security-pledge · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-03066 · Security Note
• https://insyde.com/security-pledge/SA-2022011 · Vendor Advisory
• https://t.me/cvenotify/26475 · Telegram Post
• https://kb.cert.org/vuls/id/796611 · Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf · Note
• https://t.me/cvenotify/26203 · Telegram Post
• https://t.me/cibsecurity/36741 · Telegram Post
• https://security.netapp.com/advisory/ntap-20220216-0011 · Note