Vulnerability Details : CVE-2023-39283
An SMM memory corruption vulnerability in the SMM driver (SMRAM write) in CsmInt10HookSmm in Insyde InsydeH2O with kernel 5.0 through 5.5 allows attackers to send arbitrary data to SMM which could lead to privilege escalation.
Vulnerability category: Memory CorruptionGain privilege
Products affected by CVE-2023-39283
- cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:insydeh2o:5.5.05.53.22:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:insydeh2o:5.6:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:insydeh2o:5.6.05.60.22:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-39283
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-39283
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2023-39283
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-39283
-
https://www.insyde.com/security-pledge/SA-2023055
Insyde Security Advisory 2023055 | Insyde SoftwareVendor Advisory
-
https://www.insyde.com/security-pledge
Insyde's Security Pledge | Insyde SoftwareNot Applicable
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