CVE catalog
CVE-2017-16228
dulwich: CVE-2017-16228
- Severity
- Critical · CVSS 9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.71% · Oct 25, 2026
Dulwich before 0.18.5, when an SSH subprocess is used, allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-12976, CVE-2017-1000116, and CVE-2017-1000117.
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 | dulwich | sid | 1.2.17-1 | fixed |
| Debian | dulwich | forky | 1.2.17-1 | fixed |
| Debian | dulwich | trixie | 0.22.7-1 | fixed |
| Debian | dulwich | bookworm | 0.21.2-1 | fixed |
| Suse | python-dulwich | linux enterprise module for public cloud 12 | 0.18.5-4.3.1 | fixed |
| Ubuntu | dulwich | 16.04 | 0.11.2-1ubuntu1 | vulnerable |
| Ubuntu | dulwich | 16.04 | 0.12.0-1 | vulnerable |
| Ubuntu | dulwich | 16.04 | 0.12.0-1build1 | vulnerable |
| Ubuntu | dulwich | 16.04 | 0.12.0-1build2 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | dulwich | source | sid | 0.18.5-1 | not yet assigned | Not reported | Not reported |
| Debian | dulwich | source | forky | 0.18.5-1 | not yet assigned | Not reported | Not reported |
| Debian | dulwich | source | trixie | 0.18.5-1 | not yet assigned | Not reported | Not reported |
| Debian | dulwich | source | bookworm | 0.18.5-1 | not yet assigned | Not reported | Not reported |
| Suse | python-dulwich | rpm | linux enterprise module for public cloud 12 | 0.18.5-4.3.1 | Not reported | SUSE-SU-2018:2047-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [python3-dulwich]Fixed
Source package: [dulwich]
Details (2)
0.21.2-1+b1· amd64 · bookwormFixed · Fixed:
0.18.5-1dsa · dulwich · debian · bookworm; dsa · dulwich · debian · 12
0.21.2-1+b1· arm64 · bookwormFixed · Fixed:
0.18.5-1dsa · dulwich · debian · bookworm; dsa · dulwich · debian · 12
[Debian 13 (Trixie)]
- [python3-dulwich]Fixed
Source package: [dulwich]
Details (2)
0.22.7-1· amd64 · trixieFixed · Fixed:
0.18.5-1dsa · dulwich · debian · 13
0.22.7-1· arm64 · trixieFixed · Fixed:
0.18.5-1dsa · dulwich · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_11190-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2017-16228]
- [https://osv.dev/vulnerability/SUSE-SU-2018:2047-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2017-16228]
- [https://security-tracker.debian.org/tracker/CVE-2017-16228]
- [https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-16228.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]