CVE-2016-1247

HIGH

nginx <1.6.2-5+deb8u3 - Privilege Escalation

Title source: llm

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.

Exploits (1)

exploitdb WORKING POC

by Dawid Golunski · bashlocallinux

https://www.exploit-db.com/exploits/40768

View Code ZIP pw:eip

References (15)

[Exploit, Third Party Advisory, VDB Entry] http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html

[Mailing List, Third Party Advisory] http://seclists.org/fulldisclosure/2016/Nov/78

[Mailing List, Third Party Advisory] http://seclists.org/fulldisclosure/2017/Jan/33

[Vendor Advisory] http://www.debian.org/security/2016/dsa-3701

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/archive/1/539796/100/0/threaded

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/93903

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1037104

[Vendor Advisory] http://www.ubuntu.com/usn/USN-3114-1

[Exploit, Third Party Advisory] https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html

[Third Party Advisory] https://security.gentoo.org/glsa/201701-22

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/40768/

[Exploit, Third Party Advisory] https://www.youtube.com/watch?v=aTswN1k1fQs

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBIZEKHBOCKO7FUMCO4X53ENMWU5OYFX/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESTIADC7BDB6VTH4JAP6C6OCW2CQ4NHP/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WOO7E5R2HT5XVOIOFPEFALILVOWZUF/

Scores

CVSS v3 7.8

EPSS 0.0983

EPSS Percentile 93.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-59

Status published

Products (4)

f5/nginx < 1.10.1

fedoraproject/fedora 33

fedoraproject/fedora 34

fedoraproject/fedora 35

Published Nov 29, 2016

Tracked Since Feb 18, 2026