CVE-2020-25860

Katalog CVE

CVSS 6.6 · Medium EPSS 1,4%

Kerentanan Time-of-check Time-of-use (TOCTOU) Race Condition pada pengutronix rauc. Skor CVSS 3.1 6.6 (Medium) menurut NVD.

Deskripsi (NVD)

The install.c module in the Pengutronix RAUC update client prior to version 1.5 has a Time-of-Check Time-of-Use vulnerability, where signature verification on an update file takes place before the file is reopened for installation. An attacker who can modify the update file just before it is reopened can install arbitrary code on the device.

Rincian

Terbit di NVD

21 Desember 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

EPSS (30 hari)

1,4% peluang dieksploitasi; lebih tinggi dari 72,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/rauc/rauc/security/advisories/GHSA-cgf3-h62j-w9vv exploit · advisory pihak ketiga
• https://www.vdoo.com/blog/cve-2020-25860-significant-vulnerability-discovered-rauc-embedded-firmware-update-fr... exploit · advisory pihak ketiga