CVE-2016-1247

Public Exploit

Description

The nginx package before 1.6.2-5+deb8u3 on Debian jessie, the nginx packages before 1.4.6-1ubuntu3.6 on Ubuntu 14.04 LTS, before 1.10.0-0ubuntu0.16.04.3 on Ubuntu 16.04 LTS, and before 1.10.1-0ubuntu1.1 on Ubuntu 16.10, and the nginx ebuild before 1.10.2-r3 on Gentoo allow local users with access to the web server user account to gain root privileges via a symlink attack on the error log.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 10.85% Top 10%
Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.exploit-db.com/exploits/40768/ third party advisory vdb entry exploit
http://www.securityfocus.com/archive/1/539796/100/0/threaded mailing list third party advisory vdb entry
http://www.debian.org/security/2016/dsa-3701 vendor advisory
https://www.youtube.com/watch?v=aTswN1k1fQs third party advisory exploit
http://www.securityfocus.com/bid/93903 third party advisory vdb entry
https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html third party advisory exploit
http://www.ubuntu.com/usn/USN-3114-1 vendor advisory
http://seclists.org/fulldisclosure/2017/Jan/33 third party advisory mailing list
https://security.gentoo.org/glsa/201701-22 third party advisory vendor advisory
http://www.securitytracker.com/id/1037104 third party advisory vdb entry
http://seclists.org/fulldisclosure/2016/Nov/78 third party advisory mailing list
http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html third party advisory vdb entry exploit
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WOO7E5R2HT5XVOIOFPEFALILVOWZUF/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESTIADC7BDB6VTH4JAP6C6OCW2CQ4NHP/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBIZEKHBOCKO7FUMCO4X53ENMWU5OYFX/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-1247?
CVE-2016-1247 has been scored as a high severity vulnerability.
How to fix CVE-2016-1247?
To fix CVE-2016-1247, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-1247 being actively exploited in the wild?
It is possible that CVE-2016-1247 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.