CVE-2016-3116 Affecting dropbear package, versions <2016-72-1
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-DROPBEAR-356288
- published22 Mar 2016
- disclosed22 Mar 2016
Introduced: 22 Mar 2016
CVE-2016-3116 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 dropbear to version 2016-72-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream dropbear package and not the dropbear package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
CRLF injection vulnerability in Dropbear SSH before 2016.72 allows remote authenticated users to bypass intended shell-command restrictions via crafted X11 forwarding data.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-3116
- https://security-tracker.debian.org/tracker/CVE-2016-3116
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179261.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179269.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179870.html
- https://security.gentoo.org/glsa/201607-08
- https://github.com/tintinweb/pub/tree/master/pocs/cve-2016-3115
- http://packetstormsecurity.com/files/136251/Dropbear-SSHD-xauth-Command-Injection-Bypass.html
- https://matt.ucc.asn.au/dropbear/CHANGES
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00105.html
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00113.html
- http://seclists.org/fulldisclosure/2016/Mar/47
- https://www.exploit-db.com/exploits/40119