cvedb.io
CVE-2021-41689
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2022-06-28T13:15:10.587 · Last modified 2026-06-17T04:08:48.750

Summary

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.

Affected products

offis — dcmtk

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.