CVE-2021-41689

描述

DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.

如何修補 CVE-2021-41689

要修補 CVE-2021-41689,請將受影響套件升級到下列已修補版本。

• Debian/dcmtk—升級至 3.6.5-1+deb11u1 或更新版本

CVE-2021-41689 正在被利用嗎?

低 — EPSS 為 1.7%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 3.6.5-1+deb11u1

CVSS 分數

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2021-41689