CVE-2022-36448 : An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. There i

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. There is an SMM memory corruption vulnerability in the Software SMI handler in the PnpSmm driver.

Published 2022-09-28 16:15:12

Updated 2022-09-30 14:05:30

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2022-36448

Insyde » Insydeh2o
Versions from including (>=) 5.4 and before (<) 05.44.30
cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
Matching versions
Insyde » Insydeh2o
Versions from including (>=) 5.5 and before (<) 05.52.30
cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2022-36448

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 40 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-36448

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
8.2	HIGH	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	1.5	6.0	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High

References for CVE-2022-36448

https://www.insyde.com/security-pledge

Insyde's Security Pledge | Insyde Software
Vendor Advisory

CVEs referencing this url
https://www.insyde.com/security-pledge/SA-2022032

Insyde Security Advisory 2022032 | Insyde Software
Vendor Advisory
https://binarly.io/advisories/BRLY-2022-023/index.html

[BRLY-2022-023] SMM memory corruption vulnerability in Software SMI handler
Exploit;Third Party Advisory

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Vulnerability Details : CVE-2022-36448

Products affected by CVE-2022-36448

Exploit prediction scoring system (EPSS) score for CVE-2022-36448

CVSS scores for CVE-2022-36448

References for CVE-2022-36448