CVE-2021-3345

Katalog CVE

CVSS 7.8 · High EPSS 1,1%

Kerentanan Out-of-bounds Write pada gnupg libgcrypt, oracle communications billing and revenue management. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.

Rincian

Terbit di NVD

29 Januari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 63,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugs.gentoo.org/show_bug.cgi?id=767814 issue tracking · advisory vendor
• https://gnupg.org advisory vendor
• https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000455.html mailing list · advisory vendor
• https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.html mailing list · patch · advisory vendor
• https://www.oracle.com//security-alerts/cpujul2021.html advisory pihak ketiga
• https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git%3Ba=commit%3Bh=512c0c75276949f13b6373b5c04f7065af750b...