CVE-2021-1405

Katalog CVE

CVSS 7.5 · High EPSS 3,0%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada clamav, debian linux. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the email parsing module in Clam AntiVirus (ClamAV) Software version 0.103.1 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper variable initialization that may result in an NULL pointer read. An attacker could exploit this vulnerability by sending a crafted email to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.

Rincian

Terbit di NVD

8 April 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:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-909: Missing Initialization of Resource

EPSS (30 hari)

3,0% peluang dieksploitasi; lebih tinggi dari 87,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://blog.clamav.net/2021/04/clamav-01032-security-patch-release.html release notes · advisory vendor
• https://lists.debian.org/debian-lts-announce/2021/04/msg00012.html mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202104-07 advisory pihak ketiga