Thinkpad L380 Firmware
CVE-2021-3718
MEDIUM
Severity by source
AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS.
AnalysisAI
A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS. Rated medium severity (CVSS 4.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-232. A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS. Affected products include: Lenovo Thinkpad 11E 3Rd Gen Firmware, Lenovo Thinkpad 11E 4Th Gen I3 Firmware, Lenovo Thinkpad 11E 4Th Gen I7 Firmware, Lenovo Thinkpad 11E 4Th Gen I5 Firmware, Lenovo Thinkpad 11E 4Th Gen Celeron Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
More in Thinkpad L380 Firmware
View allThe BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T460p, BIOS versions up to R07ET90W, and T470p,
An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of privilege. Rated med
In some Lenovo ThinkPad products, one BIOS region is not properly included in the checks, allowing injection of arbitrar
A potential vulnerability in the SMI function to access EEPROM in some ThinkPad models may allow an attacker with local
A potential vulnerability in the SMI callback function used to access flash device in some ThinkPad models may allow an
A potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo ThinkPad, ThinkStatio
There is a vulnerability with the Dolby DAX2 API system services in which a low-privileged user can terminate arbitrary
A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficie
A potential vulnerability in the SMI callback function used in the Legacy USB driver using boot services structure in ru
A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad s
Same weakness CWE-232 – Improper Handling of Undefined Values
View allSame technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today