CVE-2023-28149
No known exploitation. EPSS puts it in the 2nd percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
An issue was discovered in the IhisiServiceSmm module in Insyde InsydeH2O with kernel 5.2 before 05.28.42, 5.3 before 05.37.42, 5.4 before 05.45.39, 5.5 before 05.53.39, and 5.6 before 05.60.39 that could allow an attacker to modify UEFI variables.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.1% chance of exploitation activity in the next 30 days, which ranks it in the 2nd percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
3 events over 99 days, from the signal feeds we watch.
- Patch availablerecord updated
- Published
Affected products
- IdeaPad Duet 3 10IGL5Hardware Firmware
- IdeaPad Duet 3 11IAN8Hardware Firmware
- IdeaPad 1-14IJL7 LaptopHardware Firmware
- IdeaPad 1-15IJL7 LaptopHardware Firmware
- IdeaPad Slim 3 14IAN8Hardware Firmware
- IdeaPad Slim 3 15IAN8Hardware Firmware
- Legion 7 16IAX7Hardware Firmware
- Lenovo Slim 7 ProX 14IAH7Hardware Firmware
And 90 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L
Scored 6.1 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required HighRequires admin or elevated privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability LowReduced performance or intermittent disruption of service
Sources
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