CVE catalog
CVE-2020-36855
dcmtk: CVE-2020-36855
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.25% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | dcmtk | sid | 3.7.0+really3.7.0-7 | fixed |
| Debian | dcmtk | forky | 3.7.0+really3.7.0-7 | fixed |
| Debian | dcmtk | trixie | 3.6.9-5+deb13u3 | fixed |
| Debian | dcmtk | bookworm | 3.6.7-9~deb12u4 | fixed |
| Ubuntu | dcmtk | pro | 3.6.4-2.1 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1build1 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1build2 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1ubuntu0.1~esm1 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1ubuntu0.1 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1ubuntu0.1+esm1 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1ubuntu0.2 | vulnerable |
| Ubuntu | dcmtk | pro | 3.6.4-2.1ubuntu0.2+esm1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | dcmtk | source | sid | 3.6.6-1 | not yet assigned | Not reported | Not reported |
| Debian | dcmtk | source | forky | 3.6.6-1 | not yet assigned | Not reported | Not reported |
| Debian | dcmtk | source | trixie | 3.6.6-1 | not yet assigned | Not reported | Not reported |
| Debian | dcmtk | source | bookworm | 3.6.6-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [dcmtk]Fixed
Details (2)
3.6.7-9~deb12u4· amd64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
3.6.7-9~deb12u4· arm64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
- [dcmtk-doc]Fixed
Source package: [dcmtk]
Details (2)
3.6.7-9~deb12u4· all · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
3.6.7-9~deb12u4· all · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
- [libdcmtk17]Fixed
Source package: [dcmtk]
Details (2)
3.6.7-9~deb12u4· amd64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
3.6.7-9~deb12u4· arm64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
- [libdcmtk-dev]Fixed
Source package: [dcmtk]
Details (2)
3.6.7-9~deb12u4· amd64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
3.6.7-9~deb12u4· arm64 · bookwormFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · bookworm; dsa · dcmtk · debian · 12
[Debian 13 (Trixie)]
- [dcmtk]Fixed
Details (2)
3.6.9-5+deb13u2· amd64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
3.6.9-5+deb13u2· arm64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
- [dcmtk-data]Fixed
Source package: [dcmtk]
Details (2)
3.6.9-5+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
3.6.9-5+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
- [dcmtk-doc]Fixed
Source package: [dcmtk]
Details (2)
3.6.9-5+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
3.6.9-5+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
- [libdcmtk19]Fixed
Source package: [dcmtk]
Details (2)
3.6.9-5+deb13u2· amd64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
3.6.9-5+deb13u2· arm64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
- [libdcmtk-dev]Fixed
Source package: [dcmtk]
Details (2)
3.6.9-5+deb13u2· amd64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
3.6.9-5+deb13u2· arm64 · trixieFixed · Fixed:
3.6.6-1dsa · dcmtk · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2020-36855]
- [https://osv.dev/vulnerability/DLA-4363-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2020-36855]
- [https://security-tracker.debian.org/tracker/CVE-2020-36855]
- [https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-36855.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]