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.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - 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. (CVE-2017-16228)

Note that Nessus relies on the presence of the package as reported by the vendor.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - 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. (CVE-2017-16228)

This update for python-dulwich to version 0.18.5 fixes this security issue :

  - CVE-2017-16228: Dulwich, when an SSH subprocess is used,     allowed remote attackers to execute arbitrary commands     via an ssh URL with an initial dash character in the     hostname (bsc#1066430).

For detailed changes please see https://www.dulwich.io/code/dulwich/ This update was imported from the SUSE:SLE-12:Update update project.

Update to 0.18.6

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Type	Severity
253077	Linux Distros Unpatched Vulnerability : CVE-2017-16228	Nessus	Misc.	Local	critical
433741	SCA: security update for dulwich (GHSA-cwwh-4382-6fwr)	Tenable Cloud Security	SCA Checks	Local	critical
433741	SCA: security update for dulwich (GHSA-cwwh-4382-6fwr)	Tenable Self-Hosted Container Security	SCA Checks	Local	critical
400791	Alpine: dulwich: security update to 0.15.0-r1 (deprecated)	Tenable Cloud Security	Alpine Linux Local Security Checks	Local	critical
400791	Alpine: dulwich: security update to 0.15.0-r1 (deprecated)	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	Local	critical
111563	openSUSE Security Update : python-dulwich (openSUSE-2018-801)	Nessus	SuSE Local Security Checks	Local	critical
105887	Fedora 27 : python-dulwich (2017-5dd9b12179)	Nessus	Fedora Local Security Checks	Local	critical

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CVE-2017-16228

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