7.8
HIGH
CVE-2023-22616
Insyde InsydeH2O Save State Register Corruption (phylum: Buffer Overflow)
Description

An issue was discovered in Insyde InsydeH2O with kernel 5.2 through 5.5. The Save State register is not checked before use. The IhisiSmm driver does not check the value of a save state register before use. Due to insufficient input validation, an attacker can corrupt SMRAM.

INFO

Published Date :

April 12, 2023, 1:15 p.m.

Last Modified :

April 20, 2023, 6:56 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2023-22616 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Insyde insydeh2o
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-22616.

URL Resource
https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/ Exploit Third Party Advisory
https://www.insyde.com/security-pledge Vendor Advisory
https://www.insyde.com/security-pledge/SA-2023022 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-22616 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-22616 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Apr. 20, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/ No Types Assigned https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/ Exploit, Third Party Advisory
    Changed Reference Type https://www.insyde.com/security-pledge No Types Assigned https://www.insyde.com/security-pledge Vendor Advisory
    Changed Reference Type https://www.insyde.com/security-pledge/SA-2023022 No Types Assigned https://www.insyde.com/security-pledge/SA-2023022 Vendor Advisory
    Added CWE NIST CWE-610
    Added CPE Configuration OR *cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:* versions from (including) 5.2 up to (including) 5.5
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-22616 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-22616 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.05 }} 0.01%

score

0.18862

percentile

CVSS31 - Vulnerability Scoring System
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