CVE-2019-6172

Home/CVE/A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficie

CVE

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 Legacy USB driver using passed parameter without sufficient checking in some Lenovo ThinkPad models may allow arbitrary code execution.

MEDIUM · CVSS 6.4 EPSS 0.00093

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

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Affected Products & Versions

lenovo 510-15ikl firmwareall versions
lenovo 510s-08ikl firmwareall versions
lenovo ideacentre 300-20ish firmwareall versions
lenovo ideacentre 300s-11ish firmwareall versions
lenovo ideacentre 310s-08asr firmwareall versions
lenovo ideacentre 310s-08igm firmwareall versions
lenovo ideacentre 510-15icb firmwareall versions
lenovo ideacentre 510a-15icb firmwareall versions
Show all 60 affected productslenovo ideacentre 510s-08ish firmwareall versions
lenovo ideacentre 700 firmwareall versions
lenovo ideacentre 720-18apr firmwareall versions
lenovo ideacentre 720-18icb firmwareall versions
lenovo legion c530-19icb firmwareall versions
lenovo legion c730-19ico firmwareall versions
lenovo legion t530-28apr firmwareall versions
lenovo legion t530-28apr reflash firmwareall versions
lenovo legion t530-28icb firmwareall versions
lenovo legion t530-28icb reflash firmwareall versions
lenovo legion t730-28ico firmwareall versions
lenovo legion y520t z370 firmwareall versions
lenovo 63 firmwareall versions
lenovo h50-30g desktop firmwareall versions
lenovo m4500 firmwareall versions
lenovo m4500 id firmwareall versions
lenovo m4550 id firmwareall versions
lenovo v330-15igm firmwareall versions
lenovo v530s-07icb firmwareall versions
lenovo qitian 4500 firmwareall versions
lenovo qitian b4550 firmwareall versions
lenovo qitian b4650 firmwareall versions
lenovo qitian b5900 firmwareall versions
lenovo qitian m4550 firmwareall versions
lenovo qitian m4600 firmwareall versions
lenovo qitian m4650 firmwareall versions
lenovo qt m410 firmwareall versions
lenovo qt b415 firmwareall versions
lenovo qt m415 firmwareall versions
lenovo thinkcentre e73 firmwareall versions
lenovo thinkcentre e73s firmwareall versions
lenovo thinkcentre e74 firmwareall versions
lenovo thinkcentre e74s firmwareall versions
lenovo thinkcentre e75t firmwareall versions
lenovo thinkcentre e75s firmwareall versions
lenovo thinkcentre e93 firmwareall versions
lenovo thinkcentre m4500k firmwareall versions
lenovo thinkcentre m4500q firmwareall versions
lenovo thinkcentre m4500t firmwareall versions
lenovo thinkcentre m4500s firmwareall versions
lenovo thinkcentre m4600t firmwareall versions
lenovo thinkcentre m4600s firmwareall versions
lenovo thinkcentre m600 firmwareall versions
lenovo thinkcentre m610 firmwareall versions
lenovo thinkcentre m625q firmwareall versions
lenovo thinkcentre m6500t firmwareall versions
lenovo thinkcentre m6500s firmwareall versions
lenovo thinkcentre m6600 firmwareall versions
lenovo thinkcentre m6600q firmwareall versions
lenovo thinkcentre m6600t firmwareall versions
lenovo thinkcentre m6600s firmwareall versions
lenovo thinkcentre m700q firmwareall versions

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Scoring & Timeline

6.4

MEDIUM · CVSS v3.1 · psirt@lenovo.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD12 Nov 2019 · 09:15 PM

CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://support.lenovo.com/us/en/product_security/LEN-27714Vendor Advisory

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