CVE-2020-36855
MEDIUMDCMTK < 3.6.6 - Stack-Based Buffer Overflow in dcmqrscp parseQuota Function
Title source: llmDescription
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.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.329028
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.329028
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.673137
Exploit, Third Party Advisory exploit
https://shimo.im/docs/rp3OMVMDPKtjn0km/
Exploit, Third Party Advisory
https://shimo.im/docs/rp3OMVMDPKtjn0km/read
Scores
CVSS v3
5.3
EPSS
0.0022
EPSS Percentile
12.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-119
CWE-121
Status
published
Products (1)
offis/dcmtk
< 3.6.6
Published
Oct 21, 2025
Tracked Since
Feb 18, 2026