CVE-2023-33242

Katalog CVE

CVSS 8.1 · High EPSS 1,5%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada lindell17 project lindell17. Skor CVSS 3.1 8.1 (High) menurut NVD.

Deskripsi (NVD)

Crypto wallets implementing the Lindell17 TSS protocol might allow an attacker to extract the full ECDSA private key by exfiltrating a single bit in every signature attempt (256 in total) because of not adhering to the paper's security proof's assumption regarding handling aborts after a failed signature.

Rincian

Terbit di NVD

9 Agustus 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

8.1 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

EPSS (30 hari)

1,5% peluang dieksploitasi; lebih tinggi dari 73,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://eprint.iacr.org/2017/552.pdf exploit · advisory pihak ketiga
• https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ advisory pihak ketiga
• https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 exploit
• https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc exploit