CVE-2021-41687

DCMTK through 3.6.6 does not handle memory free properly

published June 28, 2022

CVSS
—
EPSS
2%
Percentile
78.2
In the wild
Unconfirmed
What it is

DCMTK through 3.6.6 does not handle memory free properly. The program malloc a heap memory for parsing data, but does not free it when error in parsing. Sending specific requests to the dcmqrdb program incur the memory leak. An attacker can use it to launch a DoS attack.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01794 · 78.2th percentile
Published
2022-06-28T09:46Z
EPSS history
Timeline
  • 28 JUN 09:46Z
    DCMTK through 3.6.6 does not handle memory free properly
    cvelistv5