CVE-2020-28025

Katalog CVE

CVSS 7.5 · High EPSS 2,8%

Kerentanan Out-of-bounds Read pada exim. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Exim 4 before 4.94.2 allows Out-of-bounds Read because pdkim_finish_bodyhash does not validate the relationship between sig->bodyhash.len and b->bh.len; thus, a crafted DKIM-Signature header might lead to a leak of sensitive information from process memory.

Rincian

Terbit di NVD

6 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-125: Out-of-bounds Read

EPSS (30 hari)

2,8% peluang dieksploitasi; lebih tinggi dari 85,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28025-BHASH.txt advisory pihak ketiga