CVE-2026-6966: amazon tough +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2026-6966

CVSS 6.5 · Medium EPSS 0,37%

Kerentanan Improper Verification of Cryptographic Signature pada amazon tough, amazon tuftool. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

Improper verification of cryptographic signature uniqueness in delegated role validation in awslabs/tough before tough-v0.22.0 allows remote authenticated users to bypass the TUF signature threshold requirement by duplicating a valid signature, causing the client to accept forged delegated role metadata. We recommend you upgrade to tough-v0.22.0 / tuftool-v0.15.0.

Rincian

Terbit di NVD: 24 April 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-347: Improper Verification of Cryptographic Signature
EPSS (30 hari): 0,37% peluang dieksploitasi; lebih tinggi dari 29,0% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
amazon	tough	Semua versi sebelum 0.22.0
amazon	tuftool	Semua versi sebelum 0.15.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://aws.amazon.com/security/security-bulletins/2026-019-aws/ advisory vendor
https://github.com/awslabs/tough/security/advisories/GHSA-8m7c-8m39-rv4x advisory vendor
https://crates.io/crates/tough/0.22.0 product
https://crates.io/crates/tuftool/0.15.0 product
https://github.com/awslabs/tough/releases/tag/tough-v0.22.0 release notes
https://github.com/awslabs/tough/releases/tag/tuftool-v0.15.0 release notes

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.