Vulnerability DatabaseCVE-2017-16228
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2017-16228
Published:October 29, 2017
Updated:May 17, 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.
Affected Packages
dulwich (PYTHON):
Affected version(s) >=0.0.1 <0.18.5
Fix Suggestion:
Update to version 0.18.5
Related Resources (11)
https://web.archive.org/web/20210128154006/https://www.dulwich.io/code/dulwich
https://github.com/jelmer/dulwich
https://nvd.nist.gov/vuln/detail/CVE-2017-16228
https://github.com/pypa/advisory-database/tree/main/vulns/dulwich/PYSEC-2017-12.yaml
https://github.com/jelmer/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6
https://www.dulwich.io/code/dulwich/
https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6/
https://www.dulwich.io/code/dulwich
https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6
https://tracker.debian.org/news/882440
https://web.archive.org/web/20201220231743/https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6
Do you need more information?
Contact Us
CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
EPSS
Base Score:
0.42