First published: Mon Aug 19 2019(Updated: )
A vulnerability was reported in various BIOS versions of older ThinkPad systems that could allow a user with administrative privileges or physical access the ability to update the Embedded Controller with unsigned firmware.
Credit: psirt@lenovo.com
Affected Software | Affected Version | How to fix |
---|---|---|
Lenovo 20f1 Firmware | ||
Lenovo 20f1 | ||
Lenovo 20f2 Firmware | ||
Lenovo 20f2 | ||
Lenovo 20jq Firmware | ||
Lenovo 20jq | ||
Lenovo 20jr Firmware | ||
Lenovo 20jr | ||
Lenovo 20g9 Firmware | ||
Lenovo 20g9 | ||
Lenovo 20gb Firmware | ||
Lenovo 20gb | ||
Lenovo 20g8 Firmware | ||
Lenovo 20g8 | ||
Lenovo 20ga Firmware | ||
Lenovo 20ga | ||
Lenovo 20ht Firmware | ||
Lenovo 20ht | ||
Lenovo 20hv Firmware | ||
Lenovo 20hv | ||
Lenovo 20hs Firmware | ||
Lenovo 20hs | ||
Lenovo 20hu Firmware | ||
Lenovo 20hu | ||
Lenovo 20lr Firmware | ||
Lenovo 20lr | ||
Lenovo 20lq Firmware | ||
Lenovo 20lq | ||
Lenovo 20ln Firmware | ||
Lenovo 20ln | ||
Lenovo 20lm Firmware | ||
Lenovo 20lm | ||
Lenovo 20j1 Firmware | ||
Lenovo 20j1 | ||
Lenovo 20j2 Firmware | ||
Lenovo 20j2 | ||
Lenovo 20kc Firmware | ||
Lenovo 20kc | ||
Lenovo 20kd Firmware | ||
Lenovo 20kd | ||
Lenovo 20mw Firmware | ||
Lenovo 20mw | ||
Lenovo 20mx Firmware | ||
Lenovo 20mx | ||
Lenovo 20kl Firmware | ||
Lenovo 20kl | ||
Lenovo 20km Firmware | ||
Lenovo 20km | ||
Lenovo 20mu Firmware | ||
Lenovo 20mu | ||
Lenovo 20mv Firmware | ||
Lenovo 20mv | ||
Lenovo 20dc Firmware | ||
Lenovo 20dc | ||
Lenovo 20dd Firmware | ||
Lenovo 20dd | ||
Lenovo 30eh Firmware | ||
Lenovo 30eh | ||
Lenovo 20df Firmware | ||
Lenovo 20df | ||
Lenovo 20dg Firmware | ||
Lenovo 20dg | ||
Lenovo 20e0 Firmware | ||
Lenovo 20e0 | ||
Lenovo 20de Firmware | ||
Lenovo 20de | ||
Lenovo 20dh Firmware | ||
Lenovo 20dh | ||
Lenovo 20et Firmware | ||
Lenovo 20et | ||
Lenovo 20eu Firmware | ||
Lenovo 20eu | ||
Lenovo 20ex Firmware | ||
Lenovo 20ex | ||
Lenovo 20ey Firmware | ||
Lenovo 20ey | ||
Lenovo 20h1 Firmware | ||
Lenovo 20h1 | ||
Lenovo 20h2 Firmware | ||
Lenovo 20h2 | ||
Lenovo 20h5 Firmware | ||
Lenovo 20h5 | ||
Lenovo 20h6 Firmware | ||
Lenovo 20h6 | ||
Lenovo 20h4 Firmware | ||
Lenovo 20h4 | ||
Lenovo 20h8 Firmware | ||
Lenovo 20h8 | ||
Lenovo 20kn Firmware | ||
Lenovo 20kn | ||
Lenovo 20kq Firmware | ||
Lenovo 20kq | ||
Lenovo 20ks Firmware | ||
Lenovo 20ks | ||
Lenovo 20kt Firmware | ||
Lenovo 20kt | ||
Lenovo 20ku Firmware | ||
Lenovo 20ku | ||
Lenovo 20kv Firmware | ||
Lenovo 20kv | ||
Lenovo 20n8 Firmware | ||
Lenovo 20n8 | ||
Lenovo 20n9 Firmware | ||
Lenovo 20n9 | ||
Lenovo 20ng Firmware | ||
Lenovo 20ng | ||
Lenovo 3xxx Firmware | ||
Lenovo 3xxx | ||
Lenovo 20nr Firmware | ||
Lenovo 20nr | ||
Lenovo 20ns Firmware | ||
Lenovo 20ns | ||
Lenovo 20nt Firmware | ||
Lenovo 20nt | ||
Lenovo 20nu Firmware | ||
Lenovo 20nu | ||
Lenovo 246x Firmware | ||
Lenovo 246x | ||
Lenovo 247x Firmware | ||
Lenovo 247x | ||
Lenovo 248x Firmware | ||
Lenovo 248x | ||
Lenovo 20ds Firmware | ||
Lenovo 20ds | ||
Lenovo 20dt Firmware | ||
Lenovo 20dt | ||
Lenovo 20fu Firmware | ||
Lenovo 20fu | ||
Lenovo 20j4 Firmware | ||
Lenovo 20j4 | ||
Lenovo 20ju Firmware | ||
Lenovo 20ju | ||
Lenovo 20jv Firmware | ||
Lenovo 20jv | ||
Lenovo 20ls Firmware | ||
Lenovo 20ls | ||
Lenovo 20lt Firmware | ||
Lenovo 20lt | ||
Lenovo 20l2 Firmware | ||
Lenovo 20l2 | ||
Lenovo 20lx Firmware | ||
Lenovo 20lx | ||
Lenovo 20ja Firmware | ||
Lenovo 20ja | ||
Lenovo 20dq Firmware | ||
Lenovo 20dq | ||
Lenovo 20dr Firmware | ||
Lenovo 20dr | ||
Lenovo 20g5 Firmware | ||
Lenovo 20g5 | ||
Lenovo 20g4 Firmware | ||
Lenovo 20g4 | ||
Lenovo 20b0 Firmware | ||
Lenovo 20b0 | ||
Lenovo 20b3 Firmware | ||
Lenovo 20b3 | ||
Lenovo 234x Firmware | ||
Lenovo 234x | ||
Lenovo 235x Firmware | ||
Lenovo 235x | ||
Lenovo 20a9 Firmware | ||
Lenovo 20a9 | ||
Lenovo 20aa Firmware | ||
Lenovo 20aa | ||
Lenovo 20ab Firmware | ||
Lenovo 20ab | ||
Lenovo 20ac Firmware | ||
Lenovo 20ac | ||
Lenovo 20b6 Firmware | ||
Lenovo 20b6 | ||
Lenovo 20b7 Firmware | ||
Lenovo 20b7 | ||
Lenovo 20aq Firmware | ||
Lenovo 20aq | ||
Lenovo 20ar Firmware | ||
Lenovo 20ar | ||
Lenovo 20an Firmware | ||
Lenovo 20an | ||
Lenovo 20aw Firmware | ||
Lenovo 20aw | ||
Lenovo 20bu Firmware | ||
Lenovo 20bu | ||
Lenovo 20bv Firmware | ||
Lenovo 20bv | ||
Lenovo 20dj Firmware | ||
Lenovo 20dj | ||
Lenovo 20bw Firmware | ||
Lenovo 20bw | ||
Lenovo 20bx Firmware | ||
Lenovo 20bx | ||
Lenovo 20fm Firmware | ||
Lenovo 20fm | ||
Lenovo 20fn Firmware | ||
Lenovo 20fn | ||
Lenovo 20fw Firmware | ||
Lenovo 20fw | ||
Lenovo 20fx Firmware | ||
Lenovo 20fx | ||
Lenovo 239x Firmware | ||
Lenovo 239x | ||
Lenovo 242x Firmware | ||
Lenovo 242x | ||
Lenovo 243x Firmware | ||
Lenovo 243x | ||
Lenovo 20be Firmware | ||
Lenovo 20be | ||
Lenovo 20bf Firmware | ||
Lenovo 20bf | ||
Lenovo 244x Firmware | ||
Lenovo 244x | ||
Lenovo 20bg Firmware | ||
Lenovo 20bg | ||
Lenovo 20ef Firmware | ||
Lenovo 20ef | ||
Lenovo 20eg Firmware | ||
Lenovo 20eg | ||
Lenovo 34xx Firmware | ||
Lenovo 34xx | ||
Lenovo 20a7 Firmware | ||
Lenovo 20a7 | ||
Lenovo 20a8 Firmware | ||
Lenovo 20a8 | ||
Lenovo 336x Firmware | ||
Lenovo 336x | ||
Lenovo 337x Firmware | ||
Lenovo 337x | ||
Lenovo 20bl Firmware | ||
Lenovo 20bl | ||
Lenovo 20bm Firmware | ||
Lenovo 20bm | ||
Lenovo 343x Firmware | ||
Lenovo 343x | ||
Lenovo 344x Firmware | ||
Lenovo 344x | ||
Lenovo 230x Firmware | ||
Lenovo 230x | ||
Lenovo 232x Firmware | ||
Lenovo 232x | ||
Lenovo 233x Firmware | ||
Lenovo 233x | ||
Lenovo 20al Firmware | ||
Lenovo 20al | ||
Lenovo 20am Firmware | ||
Lenovo 20am | ||
Lenovo 20aj Firmware | ||
Lenovo 20aj | ||
Lenovo 20ak Firmware | ||
Lenovo 20ak | ||
Lenovo 20hn Firmware | ||
Lenovo 20hn | ||
Lenovo 20hm Firmware | ||
Lenovo 20hm | ||
Lenovo 20k5 Firmware | ||
Lenovo 20k5 | ||
Lenovo 20k6 Firmware | ||
Lenovo 20k6 | ||
Lenovo 20lh Firmware | ||
Lenovo 20lh | ||
Lenovo 20lj Firmware | ||
Lenovo 20lj | ||
Lenovo 20nn Firmware | ||
Lenovo 20nn | ||
Lenovo 20nq Firmware | ||
Lenovo 20nq | ||
Lenovo 20da Firmware | ||
Lenovo 20da | ||
Lenovo 20jh Firmware | ||
Lenovo 20jh | ||
Lenovo 20jj Firmware | ||
Lenovo 20jj |
Update to the version of BIOS (or later) described for your system in the Product Impact section of LEN-27764.
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