CVE-2023-22613
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. It is possible to write to an attacker-controlled address. An attacker could invoke an SMI handler with a malformed pointer in RCX that overlaps SMRAM, resulting in SMM memory corruption.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-01-04 CVE Reserved
- 2023-04-11 CVE Published
- 2024-08-02 CVE Updated
- 2024-11-01 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode | Not Applicable |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.insyde.com/security-pledge | 2023-08-14 | |
| https://www.insyde.com/security-pledge/SA-2023023 | 2023-08-14 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Insyde Search vendor "Insyde" | Insydeh2o Search vendor "Insyde" for product "Insydeh2o" | 05.27.37 Search vendor "Insyde" for product "Insydeh2o" and version "05.27.37" | - |
Affected
| ||||||
| Insyde Search vendor "Insyde" | Insydeh2o Search vendor "Insyde" for product "Insydeh2o" | 05.36.37 Search vendor "Insyde" for product "Insydeh2o" and version "05.36.37" | - |
Affected
| ||||||
| Insyde Search vendor "Insyde" | Insydeh2o Search vendor "Insyde" for product "Insydeh2o" | 05.44.45 Search vendor "Insyde" for product "Insydeh2o" and version "05.44.45" | - |
Affected
| ||||||
| Insyde Search vendor "Insyde" | Insydeh2o Search vendor "Insyde" for product "Insydeh2o" | 05.52.45 Search vendor "Insyde" for product "Insydeh2o" and version "05.52.45" | - |
Affected
| ||||||