CVE-2021-1405
clamav - security update
7.5
HIGH
CVSS 3.1
EPSS 3.2%
描述
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.
如何修補 CVE-2021-1405
要修補 CVE-2021-1405,請將受影響套件升級到下列已修補版本。
- —升級至 0.103.2-r0 或更新版本
- —升級至 0.103.2+dfsg-1 或更新版本
- —升級至 0.102.4+dfsg-0+deb9u2 或更新版本
CVE-2021-1405 正在被利用嗎?
低 — EPSS 為 3.2%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 0.103.2-r0
- from 0, < 0.103.2+dfsg-1
- from 0, < 0.102.4+dfsg-0+deb9u2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |