CVE-2022-31224
No known exploitation. EPSS puts it in the 13th 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
Dell BIOS versions contain an Improper Protection Against Voltage and Clock Glitches vulnerability. An attacker with physical access to the system could potentially exploit this vulnerability by triggering a fault condition in order to change the behavior of the system.
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
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 13th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 801 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- CPG BIOSHardware Firmware / bios-uefi
- chengming 3900 firmwareHardware Firmware
- inspiron 14 plus 7420 firmwareHardware Firmware / printer-peripheral
- inspiron 16 plus 7620 firmwareHardware Firmware / bios-uefi
- inspiron 3910 firmwareHardware Firmware / bios-uefi
- inspiron 5320 firmwareHardware Firmware / cpu-gpu
- inspiron 5420 firmwareHardware Firmware / bios-uefi
- inspiron 5620 firmwareHardware Firmware / printer-peripheral
- ChengMing 3900Hardware Firmware / printer-peripheral
- Inspiron 14 Plus 7420Hardware Firmware / printer-peripheral
- Inspiron 16 Plus 7620Hardware Firmware / printer-peripheral
- Inspiron 3910Hardware Firmware / printer-peripheral
- Inspiron 5320Hardware Firmware / printer-peripheral
- Inspiron 5620Hardware Firmware / printer-peripheral
- Inspiron 7420Hardware Firmware / printer-peripheral
- Inspiron 7620Hardware Firmware / printer-peripheral
And 31 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Scored 2.0 by NVD.
How it is reached
- Attack Vector PhysicalRequires physical access to the device
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality LowSome restricted information is disclosed, but limited in scope
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
Sources
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