Vulnerability Details : CVE-2022-35896
An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.
Vulnerability category: OverflowInformation leak
Products affected by CVE-2022-35896
- cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-35896
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 18 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-35896
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.0
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N |
1.5
|
4.0
|
NIST |
CWE ids for CVE-2022-35896
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-35896
-
https://www.insyde.com/security-pledge
Insyde's Security Pledge | Insyde SoftwareVendor Advisory
-
https://www.insyde.com/security-pledge/SA-2022034
Insyde Security Advisory 2022034 | Insyde SoftwareVendor Advisory
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https://binarly.io/advisories/BRLY-2022-025/index.html
[BRLY-2022-025] SMM memory leak vulnerability in SMM driver (SMRAM read).Exploit;Third Party Advisory
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