CVE-2022-29083
No known exploitation. EPSS puts it in the 28th 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
Prior Dell BIOS versions contain an Improper Authentication vulnerability. An unauthenticated attacker with physical access to the system could potentially exploit this vulnerability by bypassing drive security mechanisms in order to gain access to 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
0.4% chance of exploitation activity in the next 30 days, which ranks it in the 28th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 835 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- chengming 3980 firmwareHardware Firmware / cpu-gpu
- chengming 3990 firmwareHardware Firmware
- chengming 3991 firmwareHardware Firmware
- g3 3579 firmwareHardware Firmware / bios-uefi
- g3 3779 firmwareHardware Firmware
- g5 5587 firmwareHardware Firmware / printer-peripheral
- g5 5000 firmwareHardware Firmware / cpu-gpu
- g5 5090 firmwareHardware Firmware / bios-uefi
And 101 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:H/I:H/A:H
Scored 6.8 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 HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
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