An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5.
Priority LOW 37CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00212 11th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:insyde:insydeh2o:05.27.37:*:*:*:*:*:*:* | 05.27.37 | Vulnerable | Insyde Software |
| cpe:2.3:a:insyde:insydeh2o:05.36.37:*:*:*:*:*:*:* | 05.36.37 | Vulnerable | Insyde Software |
| cpe:2.3:a:insyde:insydeh2o:05.44.45:*:*:*:*:*:*:* | 05.44.45 | Vulnerable | Insyde Software |
| cpe:2.3:a:insyde:insydeh2o:05.52.45:*:*:*:*:*:*:* | 05.52.45 | Vulnerable | Insyde Software |
- cpe:2.3:a:insyde:insydeh2o:05.27.37:*:*:*:*:*:*:* Versions 05.27.37 Vulnerable ·Insyde Software
- cpe:2.3:a:insyde:insydeh2o:05.36.37:*:*:*:*:*:*:* Versions 05.36.37 Vulnerable ·Insyde Software
- cpe:2.3:a:insyde:insydeh2o:05.44.45:*:*:*:*:*:*:* Versions 05.44.45 Vulnerable ·Insyde Software
- cpe:2.3:a:insyde:insydeh2o:05.52.45:*:*:*:*:*:*:* Versions 05.52.45 Vulnerable ·Insyde Software
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-22613
- 2026-10-03 Alias added: GHSA-g2w9-pvr5-q6m3
References
More Insyde Software Insydeh2o vulnerabilities
- TI-2023-08797 An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. CVSS 3.1HIGH 8.8
- TI-2022-16772 An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. CVSS 3.1HIGH 8.2
- TI-2022-16681 An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. CVSS 3.1HIGH 8.2
- TI-2022-16323 An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. CVSS 3.1HIGH 8.2
- TI-2022-15984 An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. CVSS 3.1HIGH 8.2
- TI-2023-08799 An issue was discovered in Insyde InsydeH2O with kernel 5.2 through 5.5. CVSS 3.1HIGH 7.8
Sources
- CVE-2023-22613 · CVE Program
- CVE-2023-22613 · NVD
- FIRST EPSS
- GHSA-g2w9-pvr5-q6m3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences