RCE in PHP or how to bypass disable_functions in PHP installations

Today we will explore an exciting method to remotely execute code even if an administrator set disablefunctions in the PHP configuration file. It works at most popular UNIX-like systems. CVE-2018–19518 was assigned to the vulnerability was found by a man with the @crlf nickname. Let’s see details...

Internet Bug Bounty: null pointer dereference in imap_mail

in imapmail if message args is null, in phpimapmail no check wheater message can get, so crash. fprintfsendmail, "\n%s\n", message; /usr/local/php/bin/php ./craxxx.php Warning: imapmail: No message string in mail command in /home/fan/github/php-7.2.10/myselffuzz/craxxx.php on line 3 sh: 1: -t: no...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-1000859

creationtimestamp| type| source ---|---|--- 2018-11-27 22:53:35+00:00| seen| https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/phpimapopenrce.rb...

Debian DSA-4344-1 : roundcube - security update

Aidan Marlin discovered that roundcube, a skinnable AJAX based webmail solution for IMAP servers, is prone to a cross-site scripting vulnerability in handling invalid style tag content. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

AZL-37158 CVE-2018-19518 affecting package uw-imap 2007f-26

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

Input validation

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

UBUNTU-CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

AZL-37053 CVE-2018-19518 affecting package uw-imap 2007f-27

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

CVE-2018-19518 affects University of Washington IMAP Toolkit (uw-imap) 2007f on UNIX, used by imap_open() in PHP and other apps. The vulnerability arises when imap_rimap (c-client/imap4r1.c) and tcp_aopen (osdep/unix/tcp_unix.c) invoke rsh/ssh with untrusted server input, enabling remote command ...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

CVE-2018-19518

University of Washington IMAP Toolkit 2007f on UNIX, as used in imapopen in PHP and other products, launches an rsh command by means of the imaprimap function in c-client/imap4r1.c and the tcpaopen function in osdep/unix/tcpunix.c without preventing argument injection, which might allow remote...

FreeBSD : php-imap -- imap_open allows to run arbitrary shell commands via mailbox parameter (ec49f6b5-ee39-11e8-b2f4-74d435b63d51)

The PHP team reports : imapopen allows to run arbitrary shell commands via mailbox parameter. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from the FreeBSD VuXML database : Copyright 2003-2019 Jacques Vidrine and contributors Redistributio...

Updated roundcubemail packages fix security vulnerability & bugs

This is a service release to update the stable version 1.3 of Roundcube Webmail. It contains fixes to several bugs backported from the master branch including a security fix for a reported XSS vulnerability in handling invalid style tag content plus updates to ensure compatibility with PHP 7.3 an...

MGASA-2018-0463 Updated roundcubemail packages fix security vulnerability & bugs

This is a service release to update the stable version 1.3 of Roundcube Webmail. It contains fixes to several bugs backported from the master branch including a security fix for a reported XSS vulnerability in handling invalid style tag content plus updates to ensure compatibility with PHP 7.3 an...