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Vulnerability Details : CVE-2016-1247

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.
Publish Date : 2016-11-29 Last Update Date : 2018-10-09
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Gain privileges
CWE ID 59

- Products Affected By CVE-2016-1247

# Product Type Vendor Product Version Update Edition Language
1 Application Nginx Nginx 1.4.3 Version Details Vulnerabilities
2 Application Nginx Nginx 1.6.2 Version Details Vulnerabilities
3 Application Nginx Nginx 1.10.0 Version Details Vulnerabilities
4 Application Nginx Nginx 1.10.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Nginx Nginx 4

- References For CVE-2016-1247

http://www.securityfocus.com/bid/93903
BID 93903 Nginx CVE-2016-1247 Remote Privilege Escalation Vulnerability Release Date:2016-10-28
https://security.gentoo.org/glsa/201701-22
GENTOO GLSA-201701-22
https://www.exploit-db.com/exploits/40768/
EXPLOIT-DB 40768
https://www.youtube.com/watch?v=aTswN1k1fQs
https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html
http://www.ubuntu.com/usn/USN-3114-1
UBUNTU USN-3114-1
http://seclists.org/fulldisclosure/2017/Jan/33
FULLDISC 20170113 Nginx (Debian-based + Gentoo distros) - Root Privilege Escalation [CVE-2016-1247 UPDATE]
http://www.debian.org/security/2016/dsa-3701
DEBIAN DSA-3701
http://www.securitytracker.com/id/1037104
SECTRACK 1037104
http://www.securityfocus.com/archive/1/539796/100/0/threaded
BUGTRAQ 20161121 Nginx (Debian-based distros) - Root Privilege Escalation (CVE-2016-1247)
http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html
http://seclists.org/fulldisclosure/2016/Nov/78
FULLDISC 20161116 Nginx (Debian-based distros) - Root Privilege Escalation Vulnerability (CVE-2016-1247)

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2016-1247

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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