Name: CVE-2021-41689: NULL Pointer Dereference
Creator: Rapid7
Published: 2022-06-28T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-41689, CWE-476, CVSS 7.5, EPSS 0.0011

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.

CVSS Details

CVSS 3.1 Base Score: 7.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade dcmtk	Jul 3, 2024	Jun 28, 2022
Ubuntu	—	Upgrade libdcmtk16 (Ubuntu Pro)Upgrade libdcmtk14Upgrade dcmtkUpgrade libdcmtk14 (Ubuntu Pro)Upgrade libdcmtk17t64 (Ubuntu Pro)Upgrade libdcmtk5 (Ubuntu Pro)Upgrade libdcmtk17Upgrade libdcmtk12 (Ubuntu Pro)Upgrade dcmtk (Ubuntu Pro)	Mar 22, 2023	Jun 28, 2022

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CVSS Details

Covered by Rapid7

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