CVE-2016-4071

CRITICAL

PHP <5.5.34, <5.6.20, <7.0.5 - RCE

Title source: llm

Description

Format string vulnerability in the php_snmp_error function in ext/snmp/snmp.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allows remote attackers to execute arbitrary code via format string specifiers in an SNMP::get call.

Exploits (1)

exploitdb WORKING POC

by Andrew Kramer · phpremotemultiple

https://www.exploit-db.com/exploits/39645

View Code ZIP pw:eip

References (20)

[Mailing List] http://lists.apple.com/archives/security-announce/2016/May/msg00004.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2750.html

[Vendor Advisory] https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722

[Vendor Advisory] http://www.php.net/ChangeLog-5.php

[Vendor Advisory] http://www.php.net/ChangeLog-7.php

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html

[Vendor Advisory] http://www.ubuntu.com/usn/USN-2952-1

[Vendor Advisory] http://www.ubuntu.com/usn/USN-2952-2

[Exploit] https://bugs.php.net/bug.php?id=71704

[Various Sources] https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=6e25966544fb1d2f3d7596e060ce9c9269bbdcf8

[Vendor Advisory] https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

[Vendor Advisory] https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149

[Vendor Advisory] https://support.apple.com/HT206567

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/85800

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/39645/

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3560

[Third Party Advisory] https://security.gentoo.org/glsa/201611-22

[Mailing List] http://www.openwall.com/lists/oss-security/2016/04/24/1

Scores

CVSS v3 9.8

EPSS 0.3258

EPSS Percentile 96.9%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-20

Status published

Products (30)

apple/mac_os_x < 10.11.4

php/php 5.6.0 alpha1 (9 CPE variants)

php/php 5.6.1

php/php 5.6.2

php/php 5.6.3

php/php 5.6.4

php/php 5.6.5

php/php 5.6.6

php/php 5.6.7

php/php 5.6.8

... and 20 more

Published May 20, 2016

Tracked Since Feb 18, 2026