CVE-2020-36855
Medium
Description
A security vulnerability has been detected in DCMTK up to 3.6.5. The affected element is the function parseQuota of the component dcmqrscp. The manipulation of the argument StorageQuota leads to stack-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. Upgrading to version 3.6.6 is sufficient to fix this issue. The identifier of the patch is 0fef9f02e. It is recommended to upgrade the affected component.
SeverityMedium
CVSS5.3
Exploit probability—
ProductOffis Dcmtk
PublishedOct 21, 2025
First seenOct 21, 2025
Weakness typeCWE-121CWE-121CWE-119Memory buffer bounds error
How to fix
Update
- offis dcmtk3.6.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| offis dcmtk | v < 3.6.6 | 3.6.6 |
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