Embedded malicious code in Ledger Connect Kit

1) Embedded malicious code (backdoor)

EUVDB-ID: #VU84436

Risk: High

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:H/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-506 - Embedded Malicious Code

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to presence of embedded malicious functionality in the application code (aka backdoor) that allows a remote attacker to drain crypto assets from users' wallets.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

connect-kit: 1.1.5 - 1.1.7

External links

http://twitter.com/Ledger/status/1735298142118072512
http://twitter.com/MetaMask/status/1735291650614653364?s=20
http://twitter.com/blockaid_/status/1735275569586090221
http://twitter.com/Ledger/status/1735291427100455293

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.