CVE-2022-46752
No known exploitation. EPSS puts it in the 19th 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 contains an Improper Authorization vulnerability. An unauthenticated physical attacker may potentially exploit this vulnerability, leading to denial of service.
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
0.3% chance of exploitation activity in the next 30 days, which ranks it in the 19th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 624 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- CPG BIOSHardware Firmware / bios-uefi
- inspiron 14 plus 7420 firmwareHardware Firmware / printer-peripheral
- inspiron 14 plus 7620 firmwareHardware Firmware / printer-peripheral
- inspiron 3511 firmwareHardware Firmware / bios-uefi
- inspiron 3520 firmwareHardware Firmware
- inspiron 5310 firmwareHardware Firmware / printer-peripheral
- inspiron 5320 firmwareHardware Firmware / cpu-gpu
- inspiron 5410 firmwareHardware Firmware / bios-uefi
And 68 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Scored 4.6 by NVD.
How it is reached
- Attack Vector PhysicalRequires physical access to the device
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- 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 NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
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