PT-2023-24238 · Unknown · Lindell17 Tss Protocol

Publicado 2023-08-09 · Atualizado 2023-08-25 · CVE-2023-33242

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Crítica

Vetor base

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Crypto wallets implementing the Lindell17 TSS protocol (affected versions not specified)

Description The issue allows an attacker to extract the full ECDSA private key by exfiltrating a single bit in every signature attempt, totaling 256 attempts, due to not adhering to the security proof's assumption regarding handling aborts after a failed signature. This is related to the implementation of the Lindell17 TSS protocol in crypto wallets.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Special Elements Injection

Enumeração de Fraquezas

CWE-74

Identificadores relacionados

CVE-2023-33242

Produtos afetados

Lindell17 Tss Protocol

Referências · 20

• 🔥 https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 · Exploit
• 🔥 https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc · Exploit
• 🔥 https://github.com/d0rb/CVE-2023-33242 · Exploit
• 🔥 https://eprint.iacr.org/2017/552.pdf · Exploit
• https://github.com/ba0gu0/wps-rce · Nota
• https://fireblocks.com/blog/lindell17-abort-vulnerability-technical-report · Nota
• https://twitter.com/opsmatters_uk/status/1689767753832378369 · Publicação no Twitter
• https://t.me/pentestingnews/38463 · Publicação no Telegram
• https://twitter.com/the_yellow_fall/status/1689932623353692160 · Publicação no Twitter
• https://t.me/cybersecuritytechnologies/8859 · Publicação no Telegram
• https://twitter.com/Dinosn/status/1689939940241526786 · Publicação no Twitter
• https://twitter.com/ksg93rd/status/1691784477301711154 · Publicação no Twitter
• https://twitter.com/JoshMcGruff/status/1689618949300785153 · Publicação no Twitter
• https://twitter.com/admITeu/status/1690080066548404226 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2023-33242 · Nota de Segurança