Advisory Published
Updated

CVE-2020-8323

First published: Tue Jun 09 2020(Updated: )

A potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo ThinkPad, ThinkStation, and Lenovo Notebook models may allow arbitrary code execution.

Credit: psirt@lenovo.com

Affected SoftwareAffected VersionHow to fix
Lenovo 330-14ast firmware
Lenovo 330-14ast firmware
Lenovo 330-15AST Firmware
Lenovo 330-15ast firmware
Lenovo 330-17AST Firmware
Lenovo 330-17ast firmware
Lenovo 340c-15api firmware
Lenovo 340c-15api firmware
Lenovo 340c-15ast firmware
Lenovo 340c-15ast firmware
Lenovo 720s touch-15ikb
Lenovo 720s touch-15ikb firmware
Lenovo 720s touch-15ikb firmware
Lenovo 720s touch-15ikb firmware
Lenovo 730S-13IWL
Lenovo Yoga S730-13IWl
Lenovo Yoga C640-13IML LTE Firmware
Lenovo yoga c640-13iml
Lenovo e42-80
Lenovo e42-80 firmware
Lenovo e52-80 isk firmware
Lenovo e52-80
Lenovo K22-80 Firmware
Lenovo K22-80 Firmware
Lenovo V720-12
Lenovo K22-80 / Lenovo V720-12
Lenovo K32-80 KBL
Lenovo K32-80
Lenovo K32-80
Lenovo K32-80
Lenovo Miix 720-12IKB
Lenovo Miix 720-12IKB Firmware
Lenovo S145-14IGM Firmware
Lenovo S145-14ast
Lenovo S145-14IGM Firmware
Lenovo S145
Lenovo S145-15api Firmware
Lenovo S145-15api Firmware
Lenovo S145-15AST Firmware
Lenovo S145-15api Firmware
Lenovo S540-13API
Lenovo S540-13API Firmware
Lenovo S750-iil Firmware
Lenovo S750-iil Firmware
Lenovo s940-14iwl
Lenovo Ideapad Yoga S940-14iwl
Lenovo Thinkbook 13s-iwl Firmware
Lenovo Thinkbook 13s-iwl Firmware
Lenovo ThinkBook 14s-IWL
Lenovo ThinkBook 14s-IWL Firmware
Lenovo V110-14ast
Lenovo V110-14AST
Lenovo v110-14ikb firmware
Lenovo V110-14AST
Lenovo V110-15AST firmware
Lenovo V110-15ast firmware
Lenovo v130-15igm firmware
Lenovo v130-15igm firmware
Lenovo V130-15IKB Firmware
Lenovo V130-15IKB
Lenovo v310-15igm firmware
Lenovo v310-15igm firmware
Lenovo V330-15IGM Firmware
Lenovo V330-15IGM Firmware
Lenovo V330 Firmware
Lenovo v330-15ast
Lenovo v330 Firmware
Lenovo v330-15isk firmware
Lenovo V340-IML Firmware
Lenovo V340-IIL
Lenovo V340-IML
Lenovo V340-IML Firmware
Lenovo v540s-13 firmware
Lenovo v540s-13 firmware
Lenovo 14iwl firmware
Lenovo 14iwl
Lenovo V730-13IKB Firmware
Lenovo V730-13IKB Firmware
Lenovo V730-13IKB Firmware
Lenovo V730-13ISK
Lenovo V730-15IKB Firmware
Lenovo V730-15IKB Firmware
Lenovo Wei5-15IKB Firmware
Lenovo Wei5-15IKB Firmware
Lenovo Xiaoxin 14-AST QC 2019
Lenovo Xiaoxin 14-AST QC 2019 Firmware
Lenovo xx-14api QC 2019
Lenovo xx-14api QC 2019 Firmware
Lenovo Yoga S730-13IML Firmware
Lenovo Yoga S730-13IML Firmware
Lenovo Yoga S940-14IWL
Lenovo Ideapad Yoga S940-14iwl
Lenovo 6 Pro-13-IWL Firmware
Lenovo 6 Pro-13-IWL Firmware
Lenovo 6 Pro-14-iwl
Lenovo 6 Pro-14-iwl
Lenovo E53-80 Firmware
Lenovo E53-80 Firmware
Lenovo K3 Firmware
Lenovo K3 Firmware
Lenovo K4-iwl Firmware
Lenovo K4-iwl firmware
Lenovo ThinkPad 11e Yoga Gen 6 Firmware<2020-07-10
Lenovo ThinkPad 11e Yoga Gen 6 Firmware
Lenovo ThinkPad 11e YOGA firmware<2020-07-10
Lenovo ThinkPad 11e Chromebook
Lenovo ThinkPad Yoga 11e 3rd Gen Firmware<2020-07-10
Lenovo ThinkPad Yoga 11e 3rd Gen Firmware
Lenovo Yoga 11e 4th Gen Firmware<2020-07-10
Lenovo Yoga 11e 4th Gen Firmware
Lenovo ThinkPad Yoga 11e 5th Gen<2020-07-10
Lenovo ThinkPad Yoga 11e 5th Gen Firmware
Lenovo ThinkPad 13 Gen 2 Firmware<2020-07-10
Lenovo ThinkPad 13 Gen 2
Lenovo ThinkPad 13 firmware<2020-07-10
Lenovo ThinkPad 13 firmware
Lenovo ThinkPad A275 Firmware<2020-07-10
Lenovo ThinkPad A275 Firmware
Lenovo ThinkPad A285 Firmware<2020-07-10
Lenovo ThinkPad A285 Firmware
Lenovo ThinkPad A475 Firmware<2020-07-10
Lenovo ThinkPad A475 Firmware
Lenovo ThinkPad A485 Firmware<2020-07-10
Lenovo ThinkPad A485 Firmware
Lenovo ThinkPad E14 Firmware<2020-07-10
Lenovo Thinkpad E14
Lenovo ThinkPad E15 Firmware<2020-07-10
Lenovo ThinkPad E15
Lenovo ThinkPad R14 Firmware<2020-07-10
Lenovo ThinkPad R14
Lenovo ThinkPad S3 2nd Gen Firmware<2020-07-10
Lenovo ThinkPad S3 2nd Gen Firmware
Lenovo ThinkPad E455 Firmware<2020-07-10
Lenovo ThinkPad E455 Firmware
Lenovo ThinkPad E555 Firmware<2020-07-10
Lenovo ThinkPad E555 Firmware
Lenovo ThinkPad E460 Firmware<2020-07-10
Lenovo ThinkPad E460 Firmware
Lenovo ThinkPad E560 Firmware<2020-07-10
Lenovo ThinkPad E560 Firmware
Lenovo ThinkPad E465 Firmware<2020-07-10
Lenovo ThinkPad E465 BIOS
Lenovo ThinkPad E565 Firmware<2020-07-10
Lenovo ThinkPad E565 BIOS
Lenovo ThinkPad E470 Firmware<2020-07-10
Lenovo ThinkPad E470 Firmware
Lenovo ThinkPad E570p Firmware<2020-07-10
Lenovo ThinkPad E570 Firmware
Lenovo ThinkPad E475 Firmware<2020-07-10
Lenovo ThinkPad E475 Firmware
Lenovo ThinkPad E575 Firmware<2020-07-10
Lenovo ThinkPad E575 Firmware
Lenovo ThinkPad E480<2020-07-10
Lenovo ThinkPad E480
Lenovo ThinkPad E580 Firmware<2020-07-10
Lenovo Thinkpad E580
Lenovo ThinkPad E485 Firmware<2020-07-10
Lenovo ThinkPad E485
Lenovo ThinkPad E585 Firmware<2020-07-10
Lenovo ThinkPad E585 Firmware
Lenovo ThinkPad E490s Firmware<2020-07-10
Lenovo ThinkPad E490s Firmware
Lenovo ThinkPad S3 3rd Gen Firmware<2020-07-10
Lenovo ThinkPad S3 Firmware
Lenovo ThinkPad E490 Firmware<2020-07-10
Lenovo ThinkPad E490
Lenovo ThinkPad E590 Firmware<2020-07-10
Lenovo ThinkPad E590
Lenovo ThinkPad R490 Firmware<2020-07-10
Lenovo ThinkPad R490 Firmware
Lenovo ThinkPad R590 Firmware<2020-07-10
Lenovo ThinkPad R590 Firmware
Lenovo ThinkPad L13<2020-07-10
Lenovo ThinkPad L13
Lenovo ThinkPad L1415 Firmware<2020-07-10
Lenovo ThinkPad L1415 Firmware
Lenovo ThinkPad Firmware<2020-07-10
Lenovo ThinkPad L380
Lenovo ThinkPad S3 3rd Gen Firmware<2020-07-10
Lenovo ThinkPad S3
Lenovo ThinkPad L380 Yoga Firmware<2020-07-10
Lenovo ThinkPad L380 Yoga Firmware
Lenovo ThinkPad S2 Yoga 3rd Gen Firmware<2020-07-10
Lenovo ThinkPad S2 Yoga 3rd Gen Firmware
Lenovo ThinkPad L390 Yoga Firmware<2020-07-10
Lenovo ThinkPad L390 Yoga Firmware
Lenovo ThinkPad S2 Yoga 4th Gen<2020-07-10
Lenovo ThinkPad S2 Yoga 4th Gen Firmware
Lenovo ThinkPad L460 Firmware<2020-07-10
Lenovo ThinkPad L460 Firmware
Lenovo ThinkPad L470 Firmware<2020-07-10
Lenovo ThinkPad L470 Firmware
Lenovo ThinkPad L480 Firmware<2020-07-10
Lenovo ThinkPad L480
Lenovo ThinkPad L580 Firmware<2020-07-10
Lenovo ThinkPad L580 Firmware
Lenovo ThinkPad L490 Firmware<2020-07-10
Lenovo ThinkPad L490 Firmware
Lenovo ThinkPad L590 Firmware<2020-07-10
Lenovo ThinkPad L590 Firmware
Lenovo ThinkPad L560 Firmware<2020-07-03
Lenovo ThinkPad L560 Firmware
Lenovo ThinkPad L570 Firmware<2020-07-10
Lenovo ThinkPad L570 Firmware
Lenovo ThinkPad P1 Firmware<n2eet46w
Lenovo ThinkPad P1 Firmware
Lenovo ThinkPad P43s Firmware<n2iet87w
Lenovo Thinkpad P43s Firmware
Lenovo ThinkPad P50s Firmware<2020-07-17
Lenovo ThinkPad P50 Firmware
Lenovo ThinkPad P50s Firmware<2020-07-24
Lenovo ThinkPad P50s BIOS
Lenovo ThinkPad P51 Firmware<2020-07-03
Lenovo ThinkPad P51
Lenovo ThinkPad P51s (20HX) Firmware<2020-07-03
Lenovo ThinkPad P51s Firmware
Lenovo ThinkPad P52 Firmware<n2cet51w
Lenovo ThinkPad P52
Lenovo ThinkPad P52s Firmware<2020-07-03
Lenovo ThinkPad P52s Firmware
Lenovo ThinkPad P53 Firmware<n2net37w
Lenovo ThinkPad P53s
Lenovo ThinkPad P53s Firmware<n2iet87w
Lenovo ThinkPad P53s Firmware
Lenovo ThinkPad P70 Firmware<2020-07-17
Lenovo ThinkPad P70 BIOS
Lenovo ThinkPad P71 Firmware<=2020-07-17
Lenovo ThinkPad P71 Firmware
Lenovo ThinkPad P72 Firmware<n2cet51w
Lenovo ThinkPad P72 Firmware
Lenovo ThinkPad P73 Firmware<n2net37w
Lenovo ThinkPad P73
Lenovo ThinkPad S5 2nd Generation Firmware<2020-07-10
Lenovo ThinkPad S5 2nd Gen Firmware
Lenovo ThinkPad S5 2nd Gen Firmware<2020-07-10
Lenovo ThinkPad S5 2nd Generation
Lenovo ThinkPad E560p Firmware<2020-07-10
Lenovo ThinkPad E560p
Lenovo ThinkPad T25 Firmware<n1qet87w
Lenovo ThinkPad T25 Firmware
Lenovo ThinkPad T460 firmware<2020-07-10
Lenovo ThinkPad T460 firmware
Lenovo ThinkPad T460p Firmware<2020-07-10
Lenovo ThinkPad T460p BIOS
Lenovo ThinkPad T460s Firmware<2020-06-19
Lenovo ThinkPad T460s Firmware
Lenovo ThinkPad T470 Firmware<n1qet87w
Lenovo ThinkPad T470 (20JX) Firmware
Lenovo ThinkPad T470p firmware<2020-07-10
Lenovo ThinkPad T470p firmware
Lenovo ThinkPad T470s Firmware<n1wet58w
Lenovo ThinkPad T470
Lenovo ThinkPad T480 Firmware<n24et56w
Lenovo ThinkPad T480
Lenovo ThinkPad T480s Firmware<n22et62w
Lenovo ThinkPad T480s Firmware
Lenovo ThinkPad T490 Firmware<n2iet87w
Lenovo ThinkPad T490 (20QX)
Lenovo ThinkPad T490s Firmware<n2jet87w
Lenovo ThinkPad T490s Firmware
Lenovo ThinkPad T560 Firmware<2020-07-24
Lenovo ThinkPad T560 Firmware
Lenovo ThinkPad T570 Firmware<2020-07-03
Lenovo ThinkPad T570 (20HX) Firmware
Lenovo ThinkPad T580 Firmware<2020-07-03
Lenovo ThinkPad T580
Lenovo ThinkPad T590 Firmware<n2iet87w
Lenovo ThinkPad T590
Lenovo ThinkPad X1 Carbon Firmware<n1met60w
Lenovo ThinkPad X1 Carbon
Lenovo ThinkPad X1 Yoga (20SX) Firmware<2020-07-17
Lenovo ThinkPad X1 Yoga
Lenovo ThinkPad X1 Extreme 2nd Gen Firmware<n2oet43w
Lenovo ThinkPad X1 Extreme (2nd Gen)
Lenovo ThinkPad X1 Tablet Firmware<2020-07-24
Lenovo ThinkPad X1 Tablet
Lenovo ThinkPad x260 firmware<2020-07-10
Lenovo ThinkPad x260 firmware
Lenovo ThinkPad x270 firmware<2020-07-10
Lenovo ThinkPad X270
Lenovo ThinkPad X280 Firmware<n20et52w
Lenovo ThinkPad X280 Firmware
Lenovo ThinkPad x380 Yoga Firmware<2020-07-10
Lenovo ThinkPad X380 Yoga
Lenovo ThinkPad X390 Firmware<2020-07-07
Lenovo ThinkPad X390 Yoga
Lenovo ThinkPad X390 Yoga Firmware<2020-06-24
Lenovo ThinkPad X390 Yoga Firmware
Lenovo ThinkPad firmware<2020-07-10
Lenovo ThinkPad x395 firmware
Lenovo ThinkPad Yoga 260 S1 Firmware<2020-07-07
Lenovo ThinkPad Yoga 260 Firmware
Lenovo ThinkPad S1 Firmware<2020-07-07
Lenovo ThinkPad S1 Firmware
Lenovo ThinkPad Yoga 370 Firmware<2020-07-10
Lenovo ThinkPad Yoga 370 Firmware
Lenovo ThinkPad S1 Firmware<2020-07-10
Lenovo ThinkPad S1
Lenovo ThinkPad T495 Drift Firmware<2020-07-10
Lenovo ThinkPad T495 Drift Firmware
Lenovo ThinkPad T495 Firmware<2020-07-10
Lenovo ThinkPad T495s jazz firmware
Lenovo ThinkPad Helix firmware<n17etb2w
Lenovo ThinkPad Helix firmware
Lenovo ThinkPad S1 Yoga Firmware<gqet63ww
Lenovo ThinkPad Yoga S1
Lenovo ThinkPad S1 Yoga VPro BIOS<b0et47ww
Lenovo ThinkPad S1 Yoga VPro Firmware
Lenovo ThinkPad S5 Yoga 15 Firmware<n19et64w
Lenovo ThinkPad S5 Yoga 15 Firmware
Lenovo ThinkPad S540 Firmware<gpet81ww
Lenovo ThinkPad S540 BIOS
Lenovo ThinkPad T440 Firmware<gjeta4ww
Lenovo ThinkPad T440
Lenovo ThinkPad T440s Firmware<gjeta4ww
Lenovo ThinkPad T440s Firmware
Lenovo ThinkPad T440p Firmware<gleta1ww
Lenovo ThinkPad T440p Firmware
Lenovo ThinkPad T540p Firmware<gmet90ww
Lenovo ThinkPad T540p Firmware
Lenovo ThinkPad T540p Firmware<gmet90ww
Lenovo ThinkPad T540p Firmware
Lenovo ThinkPad T550 Firmware<n11et52w
Lenovo ThinkPad T550
Lenovo ThinkPad W540<gnet93ww
Lenovo ThinkPad W540 Firmware
Lenovo ThinkPad W541 Firmware<gnet93ww
Lenovo ThinkPad W541 Firmware
Lenovo ThinkPad W550s firmware<n11et52w
Lenovo ThinkPad W550s firmware
Lenovo ThinkPad X1 Carbon (20AX) Firmware<gret63ww
Lenovo ThinkPad X1 Carbon
Lenovo ThinkPad X1 Carbon (20BX) Firmware<n14et54w
Lenovo ThinkPad X1 Carbon
Lenovo ThinkPad x140e firmware<gset74ww
Lenovo ThinkPad x140e firmware
Lenovo ThinkPad x240 firmware<giet99ww
Lenovo ThinkPad x240 firmware
Lenovo ThinkPad x240s firmware<giet99ww
Lenovo ThinkPad x240s BIOS
Lenovo ThinkPad x250 firmware<n10et61w
Lenovo ThinkPad x250 firmware
Lenovo ThinkPad Yoga 11e (20dx) Firmware<n15et79w
Lenovo ThinkPad Yoga 11e (20dx) Firmware

Remedy

Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-30042.

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Frequently Asked Questions

  • What is the severity of CVE-2020-8323?

    CVE-2020-8323 is rated as a high-severity vulnerability due to its potential for arbitrary code execution.

  • How do I fix CVE-2020-8323?

    To fix CVE-2020-8323, update the affected Lenovo ThinkPad or Lenovo Notebook firmware to the latest version available from Lenovo's official support site.

  • What products are affected by CVE-2020-8323?

    CVE-2020-8323 affects various models including Lenovo ThinkPad, ThinkStation, and specific Lenovo Notebook models.

  • What kind of vulnerability is CVE-2020-8323?

    CVE-2020-8323 is classified as a memory corruption vulnerability that can lead to arbitrary code execution.

  • Is CVE-2020-8323 being actively exploited?

    As of the latest information, there have been no confirmed reports of active exploitation of CVE-2020-8323.

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