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Sr. MemberActivity: 756Merit: 346 Security issue: Update your Ledger Nano S as soon as possible! March 23, 2018, 11:39:54 AM

Last edit: March 23, 2018, 11:51:22 AM by Nestade #1 firmware-version 1.4.1 (MCU 1.5).



If you're using an older firmware your device may be potentially insecure and you should update it as soon as possible.



This is the official update-guide provided by the manufacturer:

https://support.ledgerwallet.com/hc/en-us/articles/360001340473



More information about the security-issue can be found on the discoverer's blog:

https://saleemrashid.com/2018/03/20/breaking-ledger-security-model/





How to check your device's firmware-version: (taken from the official update-guide)



Once youve typed in your pin code, go to the Settings tab







Press both buttons to open the tab. Then, go to the Device menu







Press both buttons to open the tab. Then, go to Firmware tab







Press both button to open tab and check that Secure Element version is 1.4.1







Click on the right button, and check that MCU version is 1.5 ( screenshots below shows 1.4 but you should see 1.5 )







Source: https://support.ledgerwallet.com/hc/en-us/articles/360001340473 If you haven't done already you should update your Ledger Nano S toIf you're using anyour device may be potentiallyand you should update it as soon as possible.More information about the security-issue can be found on the discoverer's blog:(taken from the official update-guide)Once youve typed in your pin code, go to the Settings tabPress both buttons to open the tab. Then, go to the Device menuPress both buttons to open the tab. Then, go to Firmware tabPress both button to open tab and check that Secure Element version isClick on the right button, and check that MCU version is