CVE-2020-36855

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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 3.1 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://shimo.im/docs/rp3OMVMDPKtjn0km/
https://vuldb.com/?ctiid.329028
https://vuldb.com/?id.329028
https://vuldb.com/?submit.673137
https://shimo.im/docs/rp3OMVMDPKtjn0km/read

Configurations

No configuration.

History

21 Oct 2025, 16:15

Type	Values Removed	Values Added
References		() https://shimo.im/docs/rp3OMVMDPKtjn0km/read -

21 Oct 2025, 15:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-10-21 15:15

Updated : 2025-10-21 19:31

NVD link : CVE-2020-36855

Mitre link : CVE-2020-36855

CVE.ORG link : CVE-2020-36855

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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