# CVE-2022-2120: dcmtk: OFFIS DCMTK's (All versions prior to 3.6.7) service class user (SCU) is vulnerable to relative path traversal, allowi...

CVE-2022-2120 is fixed in 4 products on 1 platform, first by DEBIAN-CVE-2022-2120, released June 24, 2022. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2022-2120
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0337
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 24, 2022

## Description

OFFIS DCMTK's (All versions prior to 3.6.7) service class user (SCU) is vulnerable to relative path traversal, allowing an attacker to write DICOM files into arbitrary directories under controlled names. This could allow remote code execution.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dcmtk Debian 12.15 (bookworm) | 3.6.7-6 | [DEBIAN-CVE-2022-2120](https://patchblox.com/security/data/fix/linux/debian-cve-2022-2120.md) | Jun 24, 2022 |
| Linux | dcmtk Debian 13.5 (trixie) | 3.6.7-6 | [DEBIAN-CVE-2022-2120](https://patchblox.com/security/data/fix/linux/debian-cve-2022-2120.md) | Jun 24, 2022 |
| Linux | dcmtk Debian 14 | 3.6.7-6 | [DEBIAN-CVE-2022-2120](https://patchblox.com/security/data/fix/linux/debian-cve-2022-2120.md) | Jun 24, 2022 |
| Linux | dcmtk Ubuntu 18.04.6 LTS (bionic) | 3.6.2-3ubuntu0.1~esm1 | [dcmtk 3.6.2-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dcmtk-3.6.2-3ubuntu0.1-esm1.md) | Dec 2, 2022 |
| Linux | dcmtk Ubuntu 20.04 LTS (focal) | 3.6.4-2.1ubuntu0.1~esm1 | [dcmtk 3.6.4-2.1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dcmtk-3.6.4-2.1ubuntu0.1-esm1.md) | Dec 2, 2022 |
| Linux | dcmtk Ubuntu 22.04.1 LTS (jammy) | 3.6.6-5ubuntu0.1~esm1 | [dcmtk 3.6.6-5ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dcmtk-3.6.6-5ubuntu0.1-esm1.md) | Dec 2, 2022 |
| Linux | libdcmtk12 Ubuntu 18.04.6 LTS (bionic) | 3.6.2-3ubuntu0.1~esm1 | [libdcmtk12 3.6.2-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libdcmtk12-3.6.2-3ubuntu0.1-esm1.md) | Dec 2, 2022 |
| Linux | libdcmtk14 Ubuntu 20.04 LTS (focal) | 3.6.4-2.1ubuntu0.1~esm1 | [libdcmtk14 3.6.4-2.1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libdcmtk14-3.6.4-2.1ubuntu0.1-esm1.md) | Dec 2, 2022 |
| Linux | libdcmtk16 Ubuntu 22.04.1 LTS (jammy) | 3.6.6-5ubuntu0.1~esm1 | [libdcmtk16 3.6.6-5ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libdcmtk16-3.6.6-5ubuntu0.1-esm1.md) | Dec 2, 2022 |

---

Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.